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<a href="linked__hash__map_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">/* Flow</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment"> * Copyright 2023 Akamai Technologies, Inc.</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment"> *</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment"> * Licensed under the Apache License, Version 2.0 (the</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment"> * &quot;License&quot;); you may not use this file except in</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="comment"> * compliance with the License.  You may obtain a copy</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment"> * of the License at</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="comment"> *</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="comment"> *   https://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment"> *</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="comment"> * Unless required by applicable law or agreed to in</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="comment"> * writing, software distributed under the License is</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="comment"> * distributed on an &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="comment"> * CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="comment"> * See the License for the specific language governing</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="comment"> * permissions and limitations under the License. */</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="comment"></span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="comment">/// @file</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="comment"></span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="preprocessor">#include &quot;<a class="code" href="util__fwd_8hpp.html">flow/util/util_fwd.hpp</a>&quot;</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span><span class="preprocessor">#include &lt;cstddef&gt;</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="preprocessor">#include &lt;boost/unordered_map.hpp&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="preprocessor">#include &lt;boost/move/unique_ptr.hpp&gt;</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceflow_1_1util.html">flow::util</a></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>{</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span><span class="comment"></span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span><span class="comment">/**</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="comment"> * An object of this class is a map that combines the lookup speed of a `boost::unordered_map&lt;&gt;` and ordering and</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span><span class="comment"> * iterator stability capabilities of an `std::list&lt;&gt;`.</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span><span class="comment"> *</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span><span class="comment"> * The API is generally that of an `unordered_map&lt;&gt;`.  The differences essentially all have to do with iterators.</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span><span class="comment"> * This map introduces a concept of &quot;newness,&quot; which determines the iteration order.  Moreover, *every* iterator remains</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span><span class="comment"> * valid except (of course) under erasure of the underlying element.  Newness is defined as follows inductively:</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="comment"> * whenever an element is inserted, it is &quot;newest,&quot; thus it is placed at the front of the iterator order.  Furthermore,</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="comment"> * the methods touch() can be used to make any element &quot;newest&quot; (moved to the front of the iterator order).  Iterator</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="comment"> * thus formed orders elements from newest to oldest (hence newest() is begin(), past_oldest() is end()).</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span><span class="comment"> *</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span><span class="comment"> * Performance expectations: The best way to determine a method&#39;s time needs is to</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="comment"> * imagine what it must do.  If it must perform a lookup by key, that is an `unordered_map&lt;&gt;` lookup resulting in an</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="comment"> * (at least internal) iterator.  If it must insert an element, it is always inserted at the start of a `list`; and</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span><span class="comment"> * also into an `unordered_map&lt;&gt;`.  If it must erase an element based on an iterator, that element is erased from a list</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span><span class="comment"> * based on that iterator; and also by key from an `unordered_map&lt;&gt;`.  Iteration itself is iteration along a `list`.</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span><span class="comment"> * But essentially, every operation is either near constant time or constant time.</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span><span class="comment"> * In terms of space needs, this essentially stores the values themselves in a `list`; and also a copy of each key</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span><span class="comment"> * in an `unordered_map&lt;&gt;`, which also stores a pointer or list iterator per element.</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span><span class="comment"> *</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><span class="comment"> * ### Thread safety ###</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="comment"> * Same as for `unordered_map&lt;&gt;`.</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="comment"> *</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="comment"> * @tparam Key</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="comment"> *         Key type.  Same requirements and behavior as `unordered_map&lt;&gt;` counterpart.  Also (is it &quot;in particular&quot;?):</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="comment"> *         `Key` must be Assignable, which is STL-speak for: If `Key x, y` are objects of this type,</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="comment"> *         then `x = y;` is valid and has all the usual semantics.  (There are other requirements, but</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="comment"> *         that&#39;s the &quot;controversial&quot; one of interest.)  In particular, `Key` cannot be of the form `T const` --</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span><span class="comment"> *         more commonly written as `const T` (but recall that, say, `const char*` = `char const *` really;</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><span class="comment"> *         which is therefore fine here).</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span><span class="comment"> * @tparam Mapped</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span><span class="comment"> *         The 2nd (satellite) part of the `Value` pair type.  Same requirements and behavior as `unordered_map&lt;&gt;`</span></div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span><span class="comment"> *         counterpart.  Colloquially, in a K-&gt;V map, this is V, while formally the values stored are (K, V)</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span><span class="comment"> *         pairs.</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span><span class="comment"> * @tparam Hash</span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span><span class="comment"> *         Hasher type.  Same requirements and behavior as `unordered_map&lt;&gt;` counterpart.  To get a hasher</span></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span><span class="comment"> *         object, one must be able to call: `Hash h = Hash()`.  To then hash a `Key`, one must be able to</span></div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span><span class="comment"> *         call `h(key)`.  Typically one will simply define a `size_t hash_value(Key)` function, which will be</span></div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span><span class="comment"> *         activated via the default value for this template parameter.  Defaults to `boost::hash&lt;Key&gt;`.</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span><span class="comment"> * @tparam Pred</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span><span class="comment"> *         Equality functor type.  Same requirements and behavior as `unordered_map&lt;&gt;` counterpart.</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="comment"> *         Once a functor object `Pred e = Pred()` is obtained, `bool eq = e(a, b)` must return whether `a` equals</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span><span class="comment"> *         `b`, where `a` and `b` are keys.  Typically `operator==()` will be used via the default template parameter.</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span><span class="comment"> *         Defaults to `std::equal_to&lt;Key&gt;`.</span></div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span><span class="comment"> */</span></div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html">   75</a></span><span class="keyword">class </span><a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span>{</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span>  <span class="comment">// Types.</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span><span class="comment"></span> </div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span><span class="comment">  /// Short-hand for key/mapped-value pairs stored in the structure.</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">   81</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> = std::pair&lt;Key const, Mapped&gt;;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span>  <span class="comment">// Types.  These are here in the middle of public block due to inability to forward-declare aliases.</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span><span class="comment"></span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span><span class="comment">  /// Short-hand for doubly linked list of (`Key`, `Mapped`) pairs.</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ade77a6fa3d84d5cb23b519601b5bd407">   87</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ade77a6fa3d84d5cb23b519601b5bd407">Value_list</a> = std::list&lt;Value&gt;;</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>  <span class="comment">// Types (continued).</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span><span class="comment"></span> </div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span><span class="comment">  /// Type for index into array of items, where items are all applicable objects including `Value`s and `Key`s.</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">   94</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> = std::size_t;<span class="comment"></span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span><span class="comment">  /// Type for difference of `size_type`s.</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a033e6ec5c7dd0e9b08ba7fa9490f41ce">   96</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a033e6ec5c7dd0e9b08ba7fa9490f41ce">difference_type</a> = std::ptrdiff_t;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span><span class="comment"></span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span><span class="comment">  /// Type for iterator pointing into a mutable structure of this type.</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">   99</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> = <span class="keyword">typename</span> Value_list::iterator;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span><span class="comment"></span> </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span><span class="comment">  /// Type for iterator pointing into an immutable structure of this type.</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">  102</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> = <span class="keyword">typename</span> Value_list::const_iterator;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span><span class="comment"></span> </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span><span class="comment">  /// Type for reverse iterator pointing into a mutable structure of this type.</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">  105</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Reverse_iterator</a> = <span class="keyword">typename</span> Value_list::reverse_iterator;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span><span class="comment"></span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span><span class="comment">  /// Type for reverse iterator pointing into an immutable structure of this type.</span></div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">  108</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Const_reverse_iterator</a> = <span class="keyword">typename</span> Value_list::const_reverse_iterator;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span><span class="comment"></span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span><span class="comment">  /// For container compliance (hence the irregular capitalization): `Key` type.</span></div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ac57eb929f45956c9dd2de271d59509cc">  111</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ac57eb929f45956c9dd2de271d59509cc">key_type</a> = Key;<span class="comment"></span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span><span class="comment">  /// For container compliance (hence the irregular capitalization): `Mapped` type.</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#add4b2bf1d3c8c99b5b6667ace94c8ff2">  113</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#add4b2bf1d3c8c99b5b6667ace94c8ff2">mapped_type</a> = Mapped;<span class="comment"></span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span><span class="comment">  /// For container compliance (hence the irregular capitalization): `Key`/`Mapped` pair type.</span></div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af0885cc03a4dffbaffe810b6cd8e28f6">  115</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af0885cc03a4dffbaffe810b6cd8e28f6">value_type</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a>;<span class="comment"></span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span><span class="comment">  /// For container compliance (hence the irregular capitalization): `Hash` type.</span></div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#adeaf16f8986f32d223e2123b14652bb3">  117</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#adeaf16f8986f32d223e2123b14652bb3">hasher</a> = Hash;<span class="comment"></span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span><span class="comment">  /// For container compliance (hence the irregular capitalization): `Pred` type.</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a6ba81d115e3073afb88d5eb1cd85125e">  119</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a6ba81d115e3073afb88d5eb1cd85125e">key_equal</a> = Pred;<span class="comment"></span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span><span class="comment">  /// For container compliance (hence the irregular capitalization): pointer to `Key`/`Mapped` pair type.</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a96567fe2fdd1de19954ddef1617c1610">  121</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a96567fe2fdd1de19954ddef1617c1610">pointer</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a>*;<span class="comment"></span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span><span class="comment">  /// For container compliance (hence the irregular capitalization): pointer to `const Key`/`Mapped` pair type.</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a657eef8b8299a7c87d48a6e373a6db3a">  123</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a657eef8b8299a7c87d48a6e373a6db3a">const_pointer</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> *;<span class="comment"></span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span><span class="comment">  /// For container compliance (hence the irregular capitalization): reference to `Key`/`Mapped` pair type.</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a756a28e2ed92e3ef8aff3fe392abd4a8">  125</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a756a28e2ed92e3ef8aff3fe392abd4a8">reference</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a>&amp;;<span class="comment"></span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span><span class="comment">  /// For container compliance (hence the irregular capitalization): reference to `const Key`/`Mapped` pair type.</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a82d0a782f7dee3fefaae51e85d05657b">  127</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a82d0a782f7dee3fefaae51e85d05657b">const_reference</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> &amp;;<span class="comment"></span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span><span class="comment">  /// For container compliance (hence the irregular capitalization): #Iterator type.</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a1f09f98b4089a8c3ffd0b7f732923b44">  129</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a1f09f98b4089a8c3ffd0b7f732923b44">iterator</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a>;<span class="comment"></span></div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span><span class="comment">  /// For container compliance (hence the irregular capitalization): #Const_iterator type.</span></div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a2b5383264c89ac63cc8827b18063f2ca">  131</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2b5383264c89ac63cc8827b18063f2ca">const_iterator</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a>;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span> </div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span>  <span class="comment">// Constructors/destructor.</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span><span class="comment"></span> </div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span><span class="comment">   * Constructs empty structure with some basic parameters.</span></div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span><span class="comment">   *</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span><span class="comment">   * @param n_buckets</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno">  139</span><span class="comment">   *        Number of buckets for the unordered (hash) table.  Special value -1 (default) will cause us to use</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span><span class="comment">   *        whatever `unordered_map&lt;&gt;` would use by default.</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span><span class="comment">   * @param hasher_instance</span></div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span><span class="comment">   *        Instance of the hash function type (`hasher_instance(Key k)` should be `size_type`d hash of key `k`).</span></div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span><span class="comment">   * @param key_equal_instance</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span><span class="comment">   *        Instance of the equality function type (`key_equal_instance(Key k1, Key k2)` should return `true` if and</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span><span class="comment">   *        only if `k1` equals `k2`).</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span><span class="comment">   */</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">  147</a></span>  <span class="keyword">explicit</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">Linked_hash_map</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> n_buckets = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a>(-1),</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span>                           Hash <span class="keyword">const</span> &amp; hasher_instance = Hash(),</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span>                           Pred <span class="keyword">const</span> &amp; key_equal_instance = Pred());</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span><span class="comment"></span> </div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span><span class="comment">   * Constructs structure with some basic parameters, and values initialized from initializer list.</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span><span class="comment">   * The values are inserted as if `insert(v)` was called for each pair `v` in `values`</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span><span class="comment">   * &lt;em&gt;in reverse order&lt;/em&gt;.  Since the canonical ordering places the *newest* (last inserted/touch()ed)</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span><span class="comment">   * element at the *front* of the ordering, that means that forward iteration through the set (right after this</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span><span class="comment">   * constructor runs) will yield values in the *same* order as in initializer list `values`.</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span><span class="comment">   *</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span><span class="comment">   * @param values</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span><span class="comment">   *        Values with which to fill the structure after initializing it.</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span><span class="comment">   *        Typically you&#39;d provide a series of key/value pairs like this:</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span><span class="comment">   *        `{{ key1, value1 }, { key2, value2 }, ...}`.  They will appear in iterated sequence in the same order as</span></div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span><span class="comment">   *        they appear in this list.</span></div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno">  163</span><span class="comment">   * @param n_buckets</span></div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span><span class="comment">   *        See other constructor.</span></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span><span class="comment">   * @param hasher_instance</span></div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span><span class="comment">   *        See other constructor.</span></div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span><span class="comment">   * @param key_equal_instance</span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span><span class="comment">   *        See other constructor.</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span><span class="comment">   */</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a9fd21d7c1ff342b91ad9a8ea85a9c0d7">  170</a></span>  <span class="keyword">explicit</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a9fd21d7c1ff342b91ad9a8ea85a9c0d7">Linked_hash_map</a>(std::initializer_list&lt;Value&gt; values,</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span>                           <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> n_buckets = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a>(-1),</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span>                           Hash <span class="keyword">const</span> &amp; hasher_instance = Hash(),</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno">  173</span>                           Pred <span class="keyword">const</span> &amp; key_equal_instance = Pred());</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span><span class="comment"></span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span><span class="comment">   * Constructs object that is a copy of the given source.  Equivalent to `operator=(src)`.</span></div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno">  177</span><span class="comment">   *</span></div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno">  178</span><span class="comment">   * @param src</span></div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span><span class="comment">   *        Source object.</span></div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno">  180</span><span class="comment">   */</span></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a2d9916fa373399e71fd72f5a97d2b0e6">  181</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a2d9916fa373399e71fd72f5a97d2b0e6">Linked_hash_map</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a> <span class="keyword">const</span> &amp; src);</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span><span class="comment"></span> </div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno">  184</span><span class="comment">   * Constructs object by making it equal to the given source, while the given source becomes as-if default-cted.</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span><span class="comment">   *</span></div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span><span class="comment">   * @param src</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span><span class="comment">   *        Source object which is emptied.</span></div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span><span class="comment">   */</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ac0ee7a7164ec56bfd75886624c8540a5">  189</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ac0ee7a7164ec56bfd75886624c8540a5">Linked_hash_map</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp;&amp; src);</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span> </div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span>  <span class="comment">// Methods.</span></div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span><span class="comment"></span> </div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span><span class="comment">   * Overwrites this object with a copy of the given source.  We become equal to `src` but independent of it to the max</span></div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span><span class="comment">   * extent possible (if you&#39;ve got pointers stored in there, for example, the pointers are copied, not the values</span></div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span><span class="comment">   * at those pointers).  In addition, the hasher instance and equality predicate are copied from `src`.  Finally, a</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span><span class="comment">   * reasonable attempt is made to also make the internal structure of the hash map to be similar to that of `src.</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span><span class="comment">   *</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span><span class="comment">   * @param src</span></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span><span class="comment">   *        Source object.</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span><span class="comment">   * @return `*this`.</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span><span class="comment">   */</span></div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">  203</a></span>  <a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">operator=</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a> <span class="keyword">const</span> &amp; src);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span><span class="comment"></span> </div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span><span class="comment">   * Overwrites this object making it equal to the given source, while the given source becomes as-if default-cted.</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span><span class="comment">   *</span></div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span><span class="comment">   * @param src</span></div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span><span class="comment">   *        Source object which is emptied (unless it *is* `*this`; then no-op).</span></div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span><span class="comment">   * @return `*this`.</span></div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span><span class="comment">   */</span></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aa05f597ec2dcb9fd1d50ff40ca482232">  212</a></span>  <a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aa05f597ec2dcb9fd1d50ff40ca482232">operator=</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp;&amp; src);</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span><span class="comment"></span> </div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span><span class="comment">   * Attempts to insert the given key/mapped-value pair into the map.  If the key is already present in the map,</span></div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span><span class="comment">   * does nothing.  Return value indicates various info of interest about what occurred or did not occur.</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno">  217</span><span class="comment">   * Key presence is determined according to the `Pred` template parameter which determines equality of 2 given keys;</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span><span class="comment">   * and via the `Hash` template parameter that enables efficient hash-based lookup.</span></div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno">  219</span><span class="comment">   * If inserted, the new element is considered &quot;newest,&quot; as if by touch().  If not inserted, the existing element</span></div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno">  220</span><span class="comment">   * location is not affected.</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno">  221</span><span class="comment">   *</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno">  222</span><span class="comment">   * @param key_and_mapped</span></div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno">  223</span><span class="comment">   *        The key/mapped-value pair to attempt to insert.  This value is copied, and the copy is inserted.</span></div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno">  224</span><span class="comment">   * @return A pair whose second element is true if and only if the insertion occurred; and whose first element</span></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno">  225</span><span class="comment">   *         is an iterator pointing to either the newly inserted element or already present one with a key equal to</span></div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span><span class="comment">   *         `key_and_mapped.first`.</span></div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno">  227</span><span class="comment">   */</span></div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aae7a4a3047c90f0ab26ae1a4ec7b9963">  228</a></span>  std::pair&lt;Iterator, bool&gt; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aae7a4a3047c90f0ab26ae1a4ec7b9963">insert</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> &amp; key_and_mapped);</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno">  229</span><span class="comment"></span> </div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno">  230</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno">  231</span><span class="comment">   * Attempts to find value at the given key in the map.  Key presence is determined according to the `Pred` template</span></div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno">  232</span><span class="comment">   * parameter which determines equality of 2 given keys; and via the `Hash` template parameter that enables efficient</span></div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno">  233</span><span class="comment">   * hash-based lookup.  The returned iterator (if valid) can be used to mutate the elements inside the map.</span></div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno">  234</span><span class="comment">   *</span></div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno">  235</span><span class="comment">   * As long as the value is not removed from the map, the reference will continue to be valid.</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno">  236</span><span class="comment">   *</span></div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno">  237</span><span class="comment">   * Any subsequent writes to the referred to (by returned iterator) area of memory will NOT have the effect of touch().</span></div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno">  238</span><span class="comment">   * If you need it, call touch() yourself.</span></div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno">  239</span><span class="comment">   *</span></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno">  240</span><span class="comment">   * @param key</span></div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno">  241</span><span class="comment">   *        Key whose equal to find.</span></div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno">  242</span><span class="comment">   * @return If found, iterator to the key/mapped-value pair with the equivalent key; else `this-&gt;end()`.</span></div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno">  243</span><span class="comment">   */</span></div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aa06ac5737a9189f29ce9355d33a81c8b">  244</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aa06ac5737a9189f29ce9355d33a81c8b">find</a>(Key <span class="keyword">const</span> &amp; key);</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno">  245</span><span class="comment"></span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno">  246</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno">  247</span><span class="comment">   * Attempts to find value at the given key in the map.  Key presence is determined according to the `Pred` template</span></div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno">  248</span><span class="comment">   * parameter which determines equality of 2 given keys; and via the `Hash` template parameter that enables efficient</span></div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno">  249</span><span class="comment">   * hash-based lookup.  The returned iterator (if valid) cannot be used to mutate the elements inside the map.</span></div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno">  250</span><span class="comment">   *</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno">  251</span><span class="comment">   * As long as the value is not removed from the map, the iterator will continue to be valid.</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno">  252</span><span class="comment">   *</span></div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno">  253</span><span class="comment">   * @param key</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno">  254</span><span class="comment">   *        Key whose equal to find.</span></div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno">  255</span><span class="comment">   * @return If found, iterator to the key/mapped-value pair with the equivalent key; else `this-&gt;const_past_oldest()`.</span></div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno">  256</span><span class="comment">   */</span></div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#abb8c1fd9a157d99d0a6417ad34f74e52">  257</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#abb8c1fd9a157d99d0a6417ad34f74e52">find</a>(Key <span class="keyword">const</span> &amp; key) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno">  258</span><span class="comment"></span> </div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno">  259</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno">  260</span><span class="comment">   * Returns the number of times a key is equivalent to the given one is present in the map: either 1 or 0.</span></div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno">  261</span><span class="comment">   *</span></div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno">  262</span><span class="comment">   * @param key</span></div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno">  263</span><span class="comment">   *        Key whose equal to find.</span></div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno">  264</span><span class="comment">   * @return 0 or 1.</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno">  265</span><span class="comment">   */</span></div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a1a462e0299e3da43f4f41b86205cd520">  266</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a1a462e0299e3da43f4f41b86205cd520">count</a>(Key <span class="keyword">const</span> &amp; key) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno">  267</span><span class="comment"></span> </div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno">  268</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno">  269</span><span class="comment">   * Equivalent to `insert(Value(key, Mapped())).first-&gt;second` (but avoids unnecessarily invoking `Mapped()`/generally</span></div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno">  270</span><span class="comment">   * strives for better performance).  Less formally, it either finds the value at the given key, or if not found</span></div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno">  271</span><span class="comment">   * inserts one with a default-constructed value; then returns reference to the in-structure stored `Mapped` value</span></div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno">  272</span><span class="comment">   * which can be used to to read and/or modify that value directly.</span></div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno">  273</span><span class="comment">   *</span></div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno">  274</span><span class="comment">   * Note that if `Mapped&amp; x` is returned, then although `x` is mutable, in actuality `x.first` is `const`; so only</span></div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno">  275</span><span class="comment">   * `x.second` is truly mutable.  You must not write to the key (such as via a `const_cast&lt;&gt;`); doing so will result</span></div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno">  276</span><span class="comment">   * in undefined behavior.</span></div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno">  277</span><span class="comment">   *</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno">  278</span><span class="comment">   * If inserted, the new element is considered &quot;newest,&quot; as if by touch().  If not inserted, the existing element</span></div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno">  279</span><span class="comment">   * location is not affected.</span></div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno">  280</span><span class="comment">   *</span></div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno">  281</span><span class="comment">   * As long as the value is not removed from the map, the reference will continue to be valid.</span></div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno">  282</span><span class="comment">   *</span></div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno">  283</span><span class="comment">   * Any subsequent writes to the referred to area of memory will NOT have the effect of touch().  If you need it,</span></div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno">  284</span><span class="comment">   * call touch() yourself.</span></div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno">  285</span><span class="comment">   *</span></div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno">  286</span><span class="comment">   * @param key</span></div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno">  287</span><span class="comment">   *        Key whose equal to find or insert if not found.</span></div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno">  288</span><span class="comment">   * @return Reference to mutable Mapped value directly inside the data structure.</span></div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno">  289</span><span class="comment">   */</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a60d1d95f11148f7ed30a7dd92193563a">  290</a></span>  Mapped&amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a60d1d95f11148f7ed30a7dd92193563a">operator[]</a>(Key <span class="keyword">const</span> &amp; key);</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno">  291</span><span class="comment"></span> </div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno">  292</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno">  293</span><span class="comment">   * Returns reference to mutable front (&quot;newest&quot;) element in the structure; formally equivalent to</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno">  294</span><span class="comment">   * `*(this-&gt;newest())`.</span></div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno">  295</span><span class="comment">   *</span></div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno">  296</span><span class="comment">   * OK to call when empty(); but behavior undefined if you attempt to access the result in any way if either empty()</span></div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno">  297</span><span class="comment">   * when this was called; or if `!empty()` at that time, but the underlying element is erased at time of access.</span></div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno">  298</span><span class="comment">   * If not empty() when this was called, then resulting reference continues to be valid as long as the underlying</span></div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno">  299</span><span class="comment">   * element is not erased; however, in the future the reference (while referring to the same element) might not refer</span></div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno">  300</span><span class="comment">   * to front (&quot;newest&quot;) element any longer.  (Informally, most uses would only call front() when `!empty()`, and would</span></div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno">  301</span><span class="comment">   * access it immediately and but once.  However, I&#39;m listing the corner cases above.)</span></div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno">  302</span><span class="comment">   *</span></div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno">  303</span><span class="comment">   * Note that if `Mapped&amp; x` is returned, then although `x` is mutable, in actuality `x.first` is const; so only</span></div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno">  304</span><span class="comment">   * `x.second` is truly mutable.  You must not write to the key (such as via a `const_cast&lt;&gt;`); doing so will result</span></div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno">  305</span><span class="comment">   * in undefined behavior.</span></div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno">  306</span><span class="comment">   *</span></div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno">  307</span><span class="comment">   * @return Reference to mutable value directly inside the data structure; or to undefined location if</span></div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno">  308</span><span class="comment">   *         currently empty().  Note that only the `Mapped` part of `Value` is mutable.</span></div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno">  309</span><span class="comment">   */</span></div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a1321c368f128cb7abdbb9e8fa0abfc34">  310</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a>&amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a1321c368f128cb7abdbb9e8fa0abfc34">front</a>();</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno">  311</span><span class="comment"></span> </div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno">  312</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno">  313</span><span class="comment">   * Returns reference to mutable back (&quot;oldest&quot;) element in the structure; formally equivalent to</span></div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno">  314</span><span class="comment">   * `*(--this-&gt;past_oldest())`.</span></div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno">  315</span><span class="comment">   *</span></div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno">  316</span><span class="comment">   * All other comments for front() apply analogously.</span></div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno">  317</span><span class="comment">   *</span></div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno">  318</span><span class="comment">   * @return Reference to mutable `Mapped` value directly inside the data structure; or to undefined location if</span></div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno">  319</span><span class="comment">   *         currently empty().</span></div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno">  320</span><span class="comment">   */</span></div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a6eb7505e57af6c01e4e4fefd9215c0d2">  321</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a>&amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a6eb7505e57af6c01e4e4fefd9215c0d2">back</a>();</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno">  322</span><span class="comment"></span> </div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno">  323</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno">  324</span><span class="comment">   * Returns reference to immutable front (&quot;newest&quot;) element in the structure; formally equivalent to</span></div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno">  325</span><span class="comment">   * `*(this-&gt;const_newest())`.</span></div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno">  326</span><span class="comment">   *</span></div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno">  327</span><span class="comment">   * OK to call when empty(); but behavior undefined if you attempt to access the result in any way if either empty()</span></div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno">  328</span><span class="comment">   * when this was called; or if `!empty()` at that time, but the underlying element is erased at time of access.</span></div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno">  329</span><span class="comment">   * If not empty() when this was called, then resulting reference continues to be valid as long as the underlying</span></div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno">  330</span><span class="comment">   * element is not erased; however, in the future the reference (while referring to the same element) may not refer</span></div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno">  331</span><span class="comment">   * to front (&quot;newest&quot;) element any longer.  (Informally, most uses would only call front() when `!empty()`, and would</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno">  332</span><span class="comment">   * access it immediately and but once.  However, I&#39;m listing the corner cases above.)</span></div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno">  333</span><span class="comment">   *</span></div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno">  334</span><span class="comment">   * @return Reference to immutable `Mapped` value directly inside the data structure; or to undefined location if</span></div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno">  335</span><span class="comment">   *         currently empty().</span></div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno">  336</span><span class="comment">   */</span></div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a775a99fd89e114b1efffce15c974e76e">  337</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> &amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a775a99fd89e114b1efffce15c974e76e">const_front</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno">  338</span><span class="comment"></span> </div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno">  339</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno">  340</span><span class="comment">   * Returns reference to immutable back (&quot;oldest&quot;) element in the structure; formally equivalent</span></div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a9bec37057b3abab90a9732d293116e5b">  341</a></span><span class="comment">   * to `*(--this-&gt;const_past_oldest())`.</span></div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno">  342</span><span class="comment">   *</span></div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno">  343</span><span class="comment">   * All other comments for const_front() apply analogously.</span></div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno">  344</span><span class="comment">   *</span></div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno">  345</span><span class="comment">   * @return Reference to immutable `Mapped` value directly inside the data structure; or to undefined location if</span></div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno">  346</span><span class="comment">   *         currently empty().</span></div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno">  347</span><span class="comment">   */</span></div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af04001f6ec7789a5715cc9a135db876a">  348</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> &amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#af04001f6ec7789a5715cc9a135db876a">const_back</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno">  349</span><span class="comment"></span> </div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno">  350</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno">  351</span><span class="comment">   * Given a valid iterator into the structure, makes the pointed to element &quot;newest&quot; by moving it from wherever it</span></div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno">  352</span><span class="comment">   * is to be first in the iteration order.  Behavior undefined if iterator invalid.</span></div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno">  353</span><span class="comment">   *</span></div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno">  354</span><span class="comment">   * The iterator continues to be valid.</span></div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno">  355</span><span class="comment">   *</span></div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno">  356</span><span class="comment">   * @param it</span></div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno">  357</span><span class="comment">   *        Iterator to an element of the structure.</span></div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno">  358</span><span class="comment">   */</span></div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a8b397bc5f47417578c5698453458276a">  359</a></span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8b397bc5f47417578c5698453458276a">touch</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it);</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno">  360</span><span class="comment"></span> </div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno">  361</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno">  362</span><span class="comment">   * Given a key into the structure, makes the corresponding element &quot;newest&quot; by moving it from wherever it</span></div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno">  363</span><span class="comment">   * is to be first in the iteration order; or does nothing if no such key.  Return value indicates various info of</span></div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno">  364</span><span class="comment">   * interest about what occurred or did not occur.</span></div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno">  365</span><span class="comment">   *</span></div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno">  366</span><span class="comment">   * @param key</span></div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno">  367</span><span class="comment">   *        Key whose equal to find.</span></div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno">  368</span><span class="comment">   * @return `true` if the key was found (even if it was already &quot;newest&quot;); `false` if not found.</span></div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno">  369</span><span class="comment">   */</span></div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a746009717774ae07758093d75d33052a">  370</a></span>  <span class="keywordtype">bool</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a746009717774ae07758093d75d33052a">touch</a>(Key <span class="keyword">const</span> &amp; key);</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno">  371</span><span class="comment"></span> </div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno">  372</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno">  373</span><span class="comment">   * Erases the element pointed to by the given valid iterator.  Behavior undefined if it is not valid.  `it` becomes</span></div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno">  374</span><span class="comment">   * invalid.</span></div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno">  375</span><span class="comment">   *</span></div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno">  376</span><span class="comment">   * @param it</span></div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno">  377</span><span class="comment">   *        Iterator of element to erase.</span></div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno">  378</span><span class="comment">   * @return Iterator one position past (i.e., &quot;older&quot;) than `it`, before `*it` was removed.</span></div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno">  379</span><span class="comment">   */</span></div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a0d49cf64db7d8eaff56089fd5682ecc0">  380</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a0d49cf64db7d8eaff56089fd5682ecc0">erase</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it);</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno">  381</span><span class="comment"></span> </div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno">  382</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno">  383</span><span class="comment">   * Erases all elements in the range [`it_newest`, `it_past_oldest`).  Behavior undefined if a given iterator is</span></div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno">  384</span><span class="comment">   * invalid.  `it_newest` becomes invalid.</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno">  385</span><span class="comment">   *</span></div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno">  386</span><span class="comment">   * @param it_newest</span></div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno">  387</span><span class="comment">   *        Iterator of first (&quot;newest&quot;) element to erase.</span></div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno">  388</span><span class="comment">   * @param it_past_oldest</span></div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno">  389</span><span class="comment">   *        Iterator of one past last (&quot;oldest&quot;) element to erase.</span></div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno">  390</span><span class="comment">   * @return `it_past_oldest` copy.</span></div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno">  391</span><span class="comment">   */</span></div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af0fed31c62ca52236abca34cef88441c">  392</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#af0fed31c62ca52236abca34cef88441c">erase</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it_newest, <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it_past_oldest);</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno">  393</span><span class="comment"></span> </div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno">  394</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno">  395</span><span class="comment">   * Erases the element with the given key, if it exists.  Return value indicates various info of interest about what</span></div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno">  396</span><span class="comment">   * occurred or did not occur.</span></div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno">  397</span><span class="comment">   *</span></div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno">  398</span><span class="comment">   * @param key</span></div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno">  399</span><span class="comment">   *        Key such that its equal&#39;s (if found) element will be erased.</span></div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno">  400</span><span class="comment">   * @return Number of elements erased (0 or 1).</span></div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno">  401</span><span class="comment">   */</span></div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a3a5134b1294700d6905b8fdd650289b7">  402</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a3a5134b1294700d6905b8fdd650289b7">erase</a>(Key <span class="keyword">const</span> &amp; key);</div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno">  403</span><span class="comment"></span> </div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno">  404</span><span class="comment">  /// Makes it so that `size() == 0`.</span></div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ad6a07419164377068bc2af59d2b024da">  405</a></span><span class="comment"></span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ad6a07419164377068bc2af59d2b024da">clear</a>();</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno">  406</span><span class="comment"></span> </div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno">  407</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno">  408</span><span class="comment">   * Swaps the contents of this structure and `other`.  This is a constant-time operation.</span></div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno">  409</span><span class="comment">   *</span></div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno">  410</span><span class="comment">   * @param other</span></div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno">  411</span><span class="comment">   *        The other structure.</span></div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno">  412</span><span class="comment">   */</span></div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a8d864e5d7aaeacd550a191b90eebd46c">  413</a></span>  <span class="keywordtype">void</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8d864e5d7aaeacd550a191b90eebd46c">swap</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp; other);</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno">  414</span><span class="comment"></span> </div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno">  415</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno">  416</span><span class="comment">   * Synonym of newest().</span></div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno">  417</span><span class="comment">   * @return See newest().</span></div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno">  418</span><span class="comment">   */</span></div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ac0c854154d3ec15ab98905ebf9ee1f20">  419</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ac0c854154d3ec15ab98905ebf9ee1f20">begin</a>();</div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno">  420</span><span class="comment"></span> </div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno">  421</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno">  422</span><span class="comment">   * Returns first, a/k/a &quot;newest,&quot; element&#39;s iterator.</span></div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno">  423</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno">  424</span><span class="comment">   */</span></div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a4b796f7ddb4dbc2f2e64ea25985d43b8">  425</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a4b796f7ddb4dbc2f2e64ea25985d43b8">newest</a>();</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno">  426</span><span class="comment"></span> </div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno">  427</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno">  428</span><span class="comment">   * Synonym of past_oldest().  Exists as standard container method.</span></div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno">  429</span><span class="comment">   * @return See past_oldest().</span></div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno">  430</span><span class="comment">   */</span></div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a83e94bd9656d06ee20050c797f6eb248">  431</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a83e94bd9656d06ee20050c797f6eb248">end</a>();</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno">  432</span><span class="comment"></span> </div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno">  433</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno">  434</span><span class="comment">   * Returns one past last, a/k/a &quot;oldest,&quot; element&#39;s iterator.</span></div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno">  435</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno">  436</span><span class="comment">   */</span></div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aaf38a12a6f65110d7e3dae3836c5abee">  437</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aaf38a12a6f65110d7e3dae3836c5abee">past_oldest</a>();</div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno">  438</span><span class="comment"></span> </div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno">  439</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno">  440</span><span class="comment">   * Synonym of const_newest().  Exists as standard container method (hence the odd formatting).</span></div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno">  441</span><span class="comment">   * @return See const_newest().</span></div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno">  442</span><span class="comment">   */</span></div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a3fe7332e582b6f51c1a2c5cb91c1d270">  443</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a3fe7332e582b6f51c1a2c5cb91c1d270">cbegin</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno">  444</span><span class="comment"></span> </div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno">  445</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno">  446</span><span class="comment">   * Synonym of cbegin().  Exists to satisfy the C++11 rangy stuff (which makes `for(:)` -- and other magic -- work).</span></div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno">  447</span><span class="comment">   * @return See cbegin().</span></div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno">  448</span><span class="comment">   */</span></div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aebda9f2cdcc5a1025183c0151a6e90bb">  449</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aebda9f2cdcc5a1025183c0151a6e90bb">begin</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno">  450</span><span class="comment"></span> </div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno">  451</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno">  452</span><span class="comment">   * Returns first, a/k/a &quot;newest,&quot; element&#39;s iterator (to immutable element).</span></div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno">  453</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno">  454</span><span class="comment">   */</span></div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a79ac8c4685ed84eac8407164f3bd8b84">  455</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a79ac8c4685ed84eac8407164f3bd8b84">const_newest</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno">  456</span><span class="comment"></span> </div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno">  457</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno">  458</span><span class="comment">   * Synonym of const_past_oldest().  Exists as standard container method (hence the odd formatting).</span></div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno">  459</span><span class="comment">   * @return See const_past_oldest().</span></div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno">  460</span><span class="comment">   */</span></div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a459e8005102e85480432972f63642fa3">  461</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a459e8005102e85480432972f63642fa3">cend</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno">  462</span><span class="comment"></span> </div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno">  463</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno">  464</span><span class="comment">   * Synonym of cend().  Exists to satisfy the C++11 rangy stuff (which makes `for(:)` -- and other magic -- work).</span></div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno">  465</span><span class="comment">   * @return See cend().</span></div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno">  466</span><span class="comment">   */</span></div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a04d5ce5ab802c9a066155cb6dd48f1ae">  467</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a04d5ce5ab802c9a066155cb6dd48f1ae">end</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno">  468</span><span class="comment"></span> </div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno">  469</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno">  470</span><span class="comment">   * Returns one past last, a/k/a &quot;oldest,&quot; element&#39;s iterator (to immutable element).</span></div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno">  471</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno">  472</span><span class="comment">   */</span></div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a56ab6e8a62d749a05a110182b0f97210">  473</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a56ab6e8a62d749a05a110182b0f97210">const_past_oldest</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno">  474</span><span class="comment"></span> </div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno">  475</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno">  476</span><span class="comment">   * Synonym of oldest().</span></div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno">  477</span><span class="comment">   * @return See oldest().</span></div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno">  478</span><span class="comment">   */</span></div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a744e1164473f7aa0c84ee94f550442d3">  479</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a744e1164473f7aa0c84ee94f550442d3">rbegin</a>();</div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno">  480</span><span class="comment"></span> </div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno">  481</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno">  482</span><span class="comment">   * Returns first, a/k/a &quot;oldest,&quot; element&#39;s reverse iterator.</span></div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno">  483</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno">  484</span><span class="comment">   */</span></div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af098ce2f97e346ffb798fdef20157b07">  485</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#af098ce2f97e346ffb798fdef20157b07">oldest</a>();</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno">  486</span><span class="comment"></span> </div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno">  487</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno">  488</span><span class="comment">   * Synonym of past_newest().  Exists as standard container method.</span></div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno">  489</span><span class="comment">   * @return See past_newest().</span></div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno">  490</span><span class="comment">   */</span></div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a82a1cedb57745b1f1ae61c0b6ffeec1a">  491</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a82a1cedb57745b1f1ae61c0b6ffeec1a">rend</a>();</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno">  492</span><span class="comment"></span> </div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno">  493</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno">  494</span><span class="comment">   * Returns one past last, a/k/a &quot;newest,&quot; element&#39;s reverse iterator.</span></div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno">  495</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno">  496</span><span class="comment">   */</span></div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a8783607ac3ae366759525ab67e79b54f">  497</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8783607ac3ae366759525ab67e79b54f">past_newest</a>();</div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno">  498</span><span class="comment"></span> </div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno">  499</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno">  500</span><span class="comment">   * Synonym of const_oldest().</span></div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno">  501</span><span class="comment">   * @return See const_oldest().</span></div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno">  502</span><span class="comment">   */</span></div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aed5a7d1d203dd1283176127e302b85e7">  503</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Const_reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aed5a7d1d203dd1283176127e302b85e7">crbegin</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno">  504</span><span class="comment"></span> </div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno">  505</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno">  506</span><span class="comment">   * Returns first, a/k/a &quot;oldest,&quot; element&#39;s reverse iterator (to immutable element).</span></div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno">  507</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno">  508</span><span class="comment">   */</span></div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ae415abb7c6b73bb42cde44b12113a154">  509</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Const_reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ae415abb7c6b73bb42cde44b12113a154">const_oldest</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno">  510</span><span class="comment"></span> </div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno">  511</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno">  512</span><span class="comment">   * Synonym of const_past_newest().  Exists as standard container method.</span></div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno">  513</span><span class="comment">   * @return See const_past_newest().</span></div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno">  514</span><span class="comment">   */</span></div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a9dcba3e940dd0b8126ca96b6338faf08">  515</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Const_reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a9dcba3e940dd0b8126ca96b6338faf08">crend</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno">  516</span><span class="comment"></span> </div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno">  517</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno">  518</span><span class="comment">   * Returns one past last, a/k/a &quot;newest,&quot; element&#39;s reverse iterator (to immutable element).</span></div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno">  519</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno">  520</span><span class="comment">   */</span></div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ae4e7882d9cbaea74f08b216b1e546cb8">  521</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Const_reverse_iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ae4e7882d9cbaea74f08b216b1e546cb8">const_past_newest</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno">  522</span><span class="comment"></span> </div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno">  523</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno">  524</span><span class="comment">   * Returns true if and only if container is empty.  Same performance as of `unordered_map&lt;&gt;`.</span></div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno">  525</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno">  526</span><span class="comment">   */</span></div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#afbc92da73e1670a14bfa780cd6641134">  527</a></span>  <span class="keywordtype">bool</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#afbc92da73e1670a14bfa780cd6641134">empty</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno">  528</span><span class="comment"></span> </div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno">  529</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno">  530</span><span class="comment">   * Returns number of elements stored.  Same performance as of `unordered_map&lt;&gt;.`</span></div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno">  531</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno">  532</span><span class="comment">   */</span></div>
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aba0949de5032e8dd6d75a48bcac9b060">  533</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aba0949de5032e8dd6d75a48bcac9b060">size</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno">  534</span><span class="comment"></span> </div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno">  535</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno">  536</span><span class="comment">   * Returns max number of elements that can be stored.  Same performance as of `unordered_map&lt;&gt;` + `list&lt;&gt;`.</span></div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno">  537</span><span class="comment">   * @return Ditto.</span></div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno">  538</span><span class="comment">   */</span></div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a2b07a93e11051e1cdb17ee9478b61321">  539</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a2b07a93e11051e1cdb17ee9478b61321">max_size</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno">  540</span> </div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno">  541</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno">  542</span> </div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno">  543</span>  <span class="comment">// Methods.</span></div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno">  544</span><span class="comment"></span> </div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno">  545</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno">  546</span><span class="comment">   * Helper that modifies #m_value_list and #m_keys_into_list_map so that `key_and_mapped`&#39;s copy is inserted into</span></div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno">  547</span><span class="comment">   * the structure.  Pre-condition is that `key_and_mapped.first` is not in the structure (else behavior undefined).</span></div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno">  548</span><span class="comment">   *</span></div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno">  549</span><span class="comment">   * @param key_and_mapped</span></div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno">  550</span><span class="comment">   *        Same as in insert().</span></div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno">  551</span><span class="comment">   * @return Same as in `insert().first`.</span></div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno">  552</span><span class="comment">   */</span></div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ad4ae26c5077ae7f7c6799b53f6efc8a8">  553</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ad4ae26c5077ae7f7c6799b53f6efc8a8">insert_impl</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> &amp; key_and_mapped);</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno">  554</span> </div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno">  555</span>  <span class="comment">// Types.</span></div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno">  556</span><span class="comment"></span> </div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno">  557</span><span class="comment">  /// Short-hand for iterator into doubly linked list of (`Key`, `Mapped`) pairs.</span></div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a28527e53b183bdd4937e958b28c019e0">  558</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a28527e53b183bdd4937e958b28c019e0">Value_list_iter</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a>;</div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno">  559</span><span class="comment"></span> </div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno">  560</span><span class="comment">  /// Short-hand for `const` iterator into doubly linked list of (`Key`, `Mapped`) pairs.</span></div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#addb9174f029c4c3e44146d5e86fb5a1f">  561</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#addb9174f029c4c3e44146d5e86fb5a1f">Value_list_const_iter</a> = <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a>;</div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno">  562</span><span class="comment"></span> </div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno">  563</span><span class="comment">  /// Short-hand for a hash map that maps `Key` to iterator into doubly linked list of (`Key`, `Mapped`) pairs.</span></div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#acccd98336b0a2739062365b222d1b02b">  564</a></span><span class="comment"></span>  <span class="keyword">using </span><a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#acccd98336b0a2739062365b222d1b02b">Key_to_value_iter_map</a> = boost::unordered_map&lt;Key, Value_list_iter, Hash, Pred&gt;;</div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno">  565</span> </div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno">  566</span>  <span class="comment">// Data.</span></div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno">  567</span><span class="comment"></span> </div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno">  568</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno">  569</span><span class="comment">   * The actual values -- which, as in `unordered_map&lt;K, M&gt;`, are instances of `Value` = `pair&lt;Key, Mapped&gt;` --</span></div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno">  570</span><span class="comment">   * are stored in here, in the order in which user would iterate over them.  If `Value v` is in this list, then no</span></div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno">  571</span><span class="comment">   * `Value v1 == v` can be elsewhere in the list.  The order is semantically defined to be from &quot;newest&quot; to &quot;oldest.&quot;</span></div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno">  572</span><span class="comment">   * Therefore, any newly inserted value goes at the START of the list.  Similarly, any &quot;touched&quot; value is moved to</span></div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno">  573</span><span class="comment">   * the START of the list (see touch() and other methods that are documented as &quot;touching&quot; the referenced key).</span></div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno">  574</span><span class="comment">   * This ordering is what a normal `unordered_map&lt;K, M&gt;` would not supply (it&#39;s in the name!) but that we advertise.</span></div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno">  575</span><span class="comment">   *</span></div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno">  576</span><span class="comment">   * Since #m_keys_into_list_map stores keys, why store the keys here duplicately?  Answer: that way we can expose</span></div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno">  577</span><span class="comment">   * iterators into #m_value_list directly to the user; so that they can take an iterator `I` and directly access</span></div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno">  578</span><span class="comment">   * the key and mapped value via `I-&gt;first` and `I-&gt;second`, respectively -- as is expected of any map container.</span></div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno">  579</span><span class="comment">   * This does, however, come at some memory cost.</span></div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno">  580</span><span class="comment">   *</span></div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno">  581</span><span class="comment">   * @todo It is probably possible to cut down on the memory cost of storing, for each element, a copy of the `Key`</span></div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno">  582</span><span class="comment">   * in #m_value_list (in addition to the mandatory one in the lookup table #m_keys_into_list_map).  Perhaps the key</span></div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno">  583</span><span class="comment">   * copy would be replaced by an iterator back into #m_value_list.  A custom iterator class would be necessary</span></div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno">  584</span><span class="comment">   * to properly dereference this (this is non-trivial given that `operator*()` would have to return a reference</span></div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno">  585</span><span class="comment">   * to a pair which is no longer stored anywhere in this hypothetical design).  Moreover, iterators exposed to the</span></div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno">  586</span><span class="comment">   * user would become invalid the same way an `unordered_map&lt;&gt;` iterator does due to seemingly unrelated changes.</span></div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno">  587</span><span class="comment">   * Finally, the memory savings would not even exist for `Key` types roughly the size of a pointer.  All in all,</span></div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno">  588</span><span class="comment">   * not a slam-dunk....</span></div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno">  589</span><span class="comment">   *</span></div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno">  590</span><span class="comment">   * ### Performance ###</span></div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno">  591</span><span class="comment">   * Moving a value from anywhere to either end of the list is a constant-time operation</span></div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno">  592</span><span class="comment">   * (assuming the source location&#39;s iterator is known).  Hence touch() is constant-time.  Moreover, touch()</span></div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno">  593</span><span class="comment">   * does NOT involve a copy of a `Value` (it only involves assigning, internally, a few linked list pointers).</span></div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno">  594</span><span class="comment">   * Also note that insertion is similarly constant-time (but does, necessarily, require a `Value` copy as for</span></div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno">  595</span><span class="comment">   * any container).  Finally, erasure is also constant-time.  These are the only operations needed.</span></div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno">  596</span><span class="comment">   */</span></div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a3c2ebf269951f5fe2412b6a77303b5ba">  597</a></span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ade77a6fa3d84d5cb23b519601b5bd407">Value_list</a> <a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a3c2ebf269951f5fe2412b6a77303b5ba">m_value_list</a>;</div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno">  598</span><span class="comment"></span> </div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno">  599</span><span class="comment">  /**</span></div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno">  600</span><span class="comment">   * Maps each `Key K` that is in #m_value_list to an iterator into #m_value_list (note the iterator points to</span></div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno">  601</span><span class="comment">   * a `Value` instance, which itself contains a copy of `K` but also the `Mapped` value, in which the user likely</span></div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno">  602</span><span class="comment">   * has keen interest).  This supplies the one capability #m_value_list alone cannot: near-constant-time lookup</span></div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno">  603</span><span class="comment">   * of a `Value` or a `Mapped` by `Key` (a linear search would be necessary).</span></div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno">  604</span><span class="comment">   *</span></div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno">  605</span><span class="comment">   * The `unique_ptr&lt;&gt;` wrapper remains constant after setting it to non-null.  Why have it at all?  Because in at least</span></div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno">  606</span><span class="comment">   * one constructor we are unable to determine all the constructor arguments by the time the constructor body</span></div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno">  607</span><span class="comment">   * executes, and we don&#39;t want to construct the map until then.</span></div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno">  608</span><span class="comment">   *</span></div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno">  609</span><span class="comment">   * ### Performance ###</span></div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno">  610</span><span class="comment">   * Anything they&#39;ll need to do to this map carries the same performance cost as if they used a</span></div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno">  611</span><span class="comment">   * straight `unordered_map&lt;&gt;`, so by definition it is acceptable.  The only operation this does not provide is</span></div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno">  612</span><span class="comment">   * iteration and insertion in the proper order, and that&#39;s done through #m_value_list instead.</span></div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno">  613</span><span class="comment">   */</span></div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a016890a8c1d3483041d19af810cb6867">  614</a></span>  boost::movelib::unique_ptr&lt;Key_to_value_iter_map&gt; <a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a016890a8c1d3483041d19af810cb6867">m_keys_into_list_map</a>;</div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno">  615</span>}; <span class="comment">// class Linked_hash_map</span></div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno">  616</span> </div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno">  617</span><span class="comment">// Free functions: in *_fwd.hpp.</span></div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno">  618</span> </div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno">  619</span><span class="comment">// Template implementations.</span></div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno">  620</span> </div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno">  621</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">  622</a></span><a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Linked_hash_map</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> n_buckets,</div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno">  623</span>                                                          <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#adeaf16f8986f32d223e2123b14652bb3">hasher</a> <span class="keyword">const</span> &amp; hasher_instance,</div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno">  624</span>                                                          <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a6ba81d115e3073afb88d5eb1cd85125e">key_equal</a> <span class="keyword">const</span> &amp; key_equal_instance) :</div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno">  625</span>  <a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>({}, n_buckets, hasher_instance, key_equal_instance)</div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno">  626</span>{</div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno">  627</span>  <span class="comment">// Nothing.</span></div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno">  628</span>}</div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno">  629</span> </div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno">  630</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a9fd21d7c1ff342b91ad9a8ea85a9c0d7">  631</a></span><a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Linked_hash_map</a>(std::initializer_list&lt;Value&gt; values,</div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno">  632</span>                                                          <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a> n_buckets,</div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno">  633</span>                                                          <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#adeaf16f8986f32d223e2123b14652bb3">hasher</a> <span class="keyword">const</span> &amp; hasher_instance,</div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno">  634</span>                                                          <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a6ba81d115e3073afb88d5eb1cd85125e">key_equal</a> <span class="keyword">const</span> &amp; key_equal_instance) :</div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno">  635</span>  <span class="comment">// Their initializer_list is meant for a dictionary, but it is perfect for our list of pairs!</span></div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno">  636</span>  m_value_list(values)</div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno">  637</span>{</div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno">  638</span>  <span class="keyword">using </span>boost::unordered_map;</div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno">  639</span> </div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno">  640</span>  <span class="comment">/* Guess the default size, if they specified the default, from a dummy unrelated-type map.  Probably</span></div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno">  641</span><span class="comment">   * that&#39;ll be correct.  Even use our template argument values, just in case that matters. */</span></div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno">  642</span>  <span class="keywordflow">if</span> (n_buckets == <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">size_type</a>(-1))</div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno">  643</span>  {</div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno">  644</span>    unordered_map&lt;Key, Mapped, Hash, Pred&gt; dummy;</div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno">  645</span>    n_buckets = dummy.bucket_count();</div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno">  646</span>  }</div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno">  647</span> </div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno">  648</span>  <span class="comment">// We use a unique_ptr&lt;&gt; because of the above: we couldn&#39;t immediately initialize this map.</span></div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno">  649</span>  <a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a016890a8c1d3483041d19af810cb6867">m_keys_into_list_map</a>.reset(<span class="keyword">new</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#acccd98336b0a2739062365b222d1b02b">Key_to_value_iter_map</a>(n_buckets, hasher_instance, key_equal_instance));</div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno">  650</span> </div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno">  651</span>  <span class="comment">// Now link each key in the quick-lookup table to its stored location in the ordering.</span></div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno">  652</span>  <span class="keywordflow">for</span> (<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a28527e53b183bdd4937e958b28c019e0">Value_list_iter</a> value_list_it = <a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a3c2ebf269951f5fe2412b6a77303b5ba">m_value_list</a>.begin(); value_list_it != <a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a3c2ebf269951f5fe2412b6a77303b5ba">m_value_list</a>.end();</div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno">  653</span>       ++value_list_it)</div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno">  654</span>  {</div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno">  655</span>    <span class="comment">// Note this sets (at key K) the value: iterator to pair&lt;K, V&gt;.</span></div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno">  656</span>    (*m_keys_into_list_map)[value_list_it-&gt;first] = value_list_it;</div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno">  657</span>  }</div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno">  658</span>}</div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno">  659</span> </div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno">  660</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a2d9916fa373399e71fd72f5a97d2b0e6">  661</a></span><a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Linked_hash_map</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a> <span class="keyword">const</span> &amp; src) :</div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno">  662</span>  m_keys_into_list_map(new <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#acccd98336b0a2739062365b222d1b02b">Key_to_value_iter_map</a>()) <span class="comment">// Dummy: all this is quickly replaced.</span></div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno">  663</span>{</div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno">  664</span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">operator=</a>(src);</div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno">  665</span>}</div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno">  666</span> </div>
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno">  667</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ac0ee7a7164ec56bfd75886624c8540a5">  668</a></span><a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Linked_hash_map</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp;&amp; src) :</div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno">  669</span>  m_keys_into_list_map(new <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#acccd98336b0a2739062365b222d1b02b">Key_to_value_iter_map</a>()) <span class="comment">// Dummy: all this is quickly replaced.</span></div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno">  670</span>{</div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno">  671</span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">operator=</a>(std::move(src));</div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno">  672</span>}</div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno">  673</span> </div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno">  674</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno">  675</span><a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;</a>&amp;</div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">  676</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::operator=</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a> <span class="keyword">const</span> &amp; src)</div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno">  677</span>{</div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno">  678</span>  <span class="keywordflow">if</span> (&amp;src == <span class="keyword">this</span>)</div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno">  679</span>  {</div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno">  680</span>    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno">  681</span>  }</div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno">  682</span>  <span class="comment">// else</span></div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno">  683</span> </div>
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno">  684</span>  <span class="comment">/* Values are values -- copy them over.  Recall these are (const Key, Mapped) pairs.</span></div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno">  685</span><span class="comment">   *</span></div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno">  686</span><span class="comment">   * Why not just: `m_value_list = src.m_value_list;`?  Answer: It fails to build, at least with this Darwin-supplied</span></div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno">  687</span><span class="comment">   * clang++, due to an interesting subtlety.  Recall that the list stores (const Key, Mapped) pairs: note</span></div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno">  688</span><span class="comment">   * the `const`.  Say you have iterator `it` into m_value_list; then `*it = &lt;...&gt;;` will not compile, as</span></div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno">  689</span><span class="comment">   * *it is partially const and cannot be assigned to (it is not &quot;Assignable,&quot; in STL-speak).  Yet the STL</span></div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno">  690</span><span class="comment">   * implementation in question will indeed perform that operation.  But why?  To make the new m_value_list,</span></div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno">  691</span><span class="comment">   * just create node after node, each one storing a copy of the source node&#39;s corresponding (const Key, Mapped)</span></div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno">  692</span><span class="comment">   * (a/k/a Value!) pair, right?  That would only require that Value (and therefore `const Key`, which is</span></div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno">  693</span><span class="comment">   * half of it) be CopyConstructible (again, in STL-speak, which basically matches English here).  Yes, but this</span></div>
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno">  694</span><span class="comment">   * implementation, for performance, instead keeps m_value_list&#39;s existing node structure intact, only *assigning*</span></div>
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno">  695</span><span class="comment">   * over (via operator=(), not via copy constructor!) the stored value inside each node; only &quot;resorting&quot; to</span></div>
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno">  696</span><span class="comment">   * making new nodes and copy-constructing things once it has run out of m_value_list&#39;s own nodes.  Clever but</span></div>
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno">  697</span><span class="comment">   * messes us over.</span></div>
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno">  698</span><span class="comment">   *</span></div>
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno">  699</span><span class="comment">   * Note that this can&#39;t be worked around by merely performing an m_value_list.clear() before the list assignment;</span></div>
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno">  700</span><span class="comment">   * the code is still the code (even if it would not run in actuality due to the pre-clearing) and wouldn&#39;t</span></div>
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno">  701</span><span class="comment">   * compile.  However, by writing it as an insert(), it will absolutely force it to make a bunch of copies of the</span></div>
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno">  702</span><span class="comment">   * nodes, ensuring it compiles and works fine:</span></div>
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno">  703</span><span class="comment">   *   m_value_list.clear();</span></div>
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno">  704</span><span class="comment">   *   m_value_list.insert(m_value_list.end(), src.m_value_list.begin(), src.m_value_list.end());</span></div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno">  705</span><span class="comment">   *</span></div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno">  706</span><span class="comment">   * That&#39;s fine.  However, it does actually bypass a nice performance trick!  We would rather not make that</span></div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno">  707</span><span class="comment">   * concession.  Therefore, let&#39;s temporarily pretend m_value_list and src.m_value_list store non-const Keys.</span></div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno">  708</span><span class="comment">   * Then we can assing.  Note that, even though it&#39;s N lines of code, reinterpret_cast&lt;&gt; generates no machine</span></div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno">  709</span><span class="comment">   * code: it just makes the code-that-would-have-been-generated-anyway look at the memory in a different way</span></div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno">  710</span><span class="comment">   * (in this case, as storing Keys that can be overwritten instead of read-only ones).  Finally, note that</span></div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno">  711</span><span class="comment">   * we specifically require that the template parameter `typename Key` be Assignable; that is the piece of the</span></div>
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno">  712</span><span class="comment">   * puzzle that GUARANTEES this reinterpret_cast&lt;&gt; (in general not a safe operation) is indeed safe/correct. */</span></div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno">  713</span>  {</div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno">  714</span>    <span class="keyword">using </span>std::pair;</div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno">  715</span>    <span class="keyword">using </span>std::list;</div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno">  716</span> </div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno">  717</span>    <span class="keyword">using </span>Mutable_key_value = pair&lt;Key, Mapped&gt;;</div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno">  718</span>    <span class="keyword">using </span>Mutable_key_value_list = list&lt;Mutable_key_value&gt;;</div>
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno">  719</span> </div>
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno">  720</span>    Mutable_key_value_list* <span class="keyword">const</span> dst_list_ptr</div>
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno">  721</span>      = <span class="keyword">reinterpret_cast&lt;</span>Mutable_key_value_list*<span class="keyword">&gt;</span>(&amp;m_value_list);</div>
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno">  722</span>    <span class="keyword">const</span> Mutable_key_value_list* <span class="keyword">const</span> src_list_ptr</div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno">  723</span>      = <span class="keyword">reinterpret_cast&lt;</span><span class="keyword">const </span>Mutable_key_value_list*<span class="keyword">&gt;</span>(&amp;src.<a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a3c2ebf269951f5fe2412b6a77303b5ba">m_value_list</a>);</div>
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno">  724</span> </div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno">  725</span>    *dst_list_ptr = *src_list_ptr;</div>
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno">  726</span>  }</div>
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno">  727</span> </div>
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno">  728</span>  <span class="comment">/* However, the iterators in any hash map would point to the wrong list! Build up that map from scratch.</span></div>
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno">  729</span><span class="comment">   *</span></div>
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno">  730</span><span class="comment">   * ...Actually, not quite.  To attempt to keep the same structure as the source map, first copy it; then</span></div>
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno">  731</span><span class="comment">   * overwrite the values.  Not sure how perfectly it works but seems worth a shot, as a regular unordered_map&lt;&gt;</span></div>
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno">  732</span><span class="comment">   * promises to copy over things like the load factor of the source object, not to mention the hasher and</span></div>
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno">  733</span><span class="comment">   * equality predicate, and we advertise the same. */</span></div>
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno">  734</span>  *m_keys_into_list_map = *src.<a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a016890a8c1d3483041d19af810cb6867">m_keys_into_list_map</a>;</div>
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno">  735</span> </div>
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno">  736</span>  <span class="comment">// So now replace the keys in the ready map.</span></div>
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno">  737</span>  <span class="keywordflow">for</span> (<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a28527e53b183bdd4937e958b28c019e0">Value_list_iter</a> value_list_it = m_value_list.begin(); value_list_it != m_value_list.end();</div>
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno">  738</span>       ++value_list_it)</div>
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno">  739</span>  {</div>
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno">  740</span>    <span class="comment">// Note this sets (at key K) the value: iterator to pair&lt;K, V&gt;.</span></div>
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno">  741</span>    (*m_keys_into_list_map)[value_list_it-&gt;first] = value_list_it;</div>
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno">  742</span>  }</div>
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno">  743</span> </div>
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno">  744</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno">  745</span>} <span class="comment">// Linked_hash_map::operator=()</span></div>
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno">  746</span> </div>
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno">  747</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno">  748</span><a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;</a>&amp;</div>
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aa05f597ec2dcb9fd1d50ff40ca482232">  749</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::operator=</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp;&amp; src)</div>
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno">  750</span>{</div>
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno">  751</span>  <span class="keywordflow">if</span> (&amp;src != <span class="keyword">this</span>)</div>
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno">  752</span>  {</div>
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno">  753</span>    clear();</div>
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno">  754</span>    <a class="code hl_function" href="namespaceflow_1_1util.html#a71eaa4ab6a2673ed34fa8989c47a7bc0">swap</a>(std::move(src));</div>
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno">  755</span>  }</div>
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno">  756</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno">  757</span>}</div>
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno">  758</span> </div>
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno">  759</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno">  760</span>std::pair&lt;typename Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator, <span class="keywordtype">bool</span>&gt;</div>
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aae7a4a3047c90f0ab26ae1a4ec7b9963">  761</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aae7a4a3047c90f0ab26ae1a4ec7b9963">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::insert</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> &amp; key_and_mapped)</div>
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno">  762</span>{</div>
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno">  763</span>  <span class="keyword">using </span>std::pair;</div>
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno">  764</span> </div>
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno">  765</span>  Key <span class="keyword">const</span> &amp; key = key_and_mapped.first;</div>
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno">  766</span> </div>
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno">  767</span>  <span class="comment">// Check if this key is already in the map of iterators and therefore overall map.</span></div>
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno">  768</span>  <span class="keyword">typename</span> Key_to_value_iter_map::iterator <span class="keyword">const</span> map_it = m_keys_into_list_map-&gt;find(key);</div>
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno">  769</span>  <span class="keywordflow">if</span> (map_it != m_keys_into_list_map-&gt;end())</div>
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno">  770</span>  {</div>
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno">  771</span>    <span class="comment">// Yes.  *map_it is pair&lt;Key, Iterator&gt;.  So return 2nd half of that as the iterator to already existing element!</span></div>
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno">  772</span>    <span class="keywordflow">return</span> pair&lt;Iterator, bool&gt;(map_it-&gt;second, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno">  773</span>  }</div>
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno">  774</span>  <span class="comment">// else Nope.</span></div>
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno">  775</span> </div>
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno">  776</span>  <span class="keywordflow">return</span> pair&lt;Iterator, bool&gt;(insert_impl(key_and_mapped), <span class="keyword">true</span>);</div>
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno">  777</span>}</div>
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno">  778</span> </div>
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno">  779</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno">  780</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ad4ae26c5077ae7f7c6799b53f6efc8a8">  781</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ad4ae26c5077ae7f7c6799b53f6efc8a8">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::insert_impl</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a> <span class="keyword">const</span> &amp; key_and_mapped)</div>
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno">  782</span>{</div>
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno">  783</span>  <span class="comment">/* Insert it at the front: as advertised, new element is &quot;touched,&quot; meaning it is made &quot;newest,&quot; so goes at start.</span></div>
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno">  784</span><span class="comment">   * Note that &quot;it&quot; = a copy of key_and_mapped. */</span></div>
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno">  785</span>  m_value_list.push_front(key_and_mapped);</div>
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno">  786</span> </div>
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno">  787</span>  <span class="comment">// Iterator to the new element is therefore iterator to start of list of &lt;Key, Mapped&gt; pairs.</span></div>
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno">  788</span>  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Iterator</a> <span class="keyword">const</span> new_elem_it = m_value_list.begin();</div>
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno">  789</span>  <span class="comment">// And make sure we can look it up in the future quickly (such as what is done above).</span></div>
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno">  790</span>  (*m_keys_into_list_map)[key_and_mapped.first] = new_elem_it;</div>
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno">  791</span> </div>
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno">  792</span>  <span class="keywordflow">return</span> new_elem_it;</div>
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno">  793</span>}</div>
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno">  794</span> </div>
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno">  795</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno">  796</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aa06ac5737a9189f29ce9355d33a81c8b">  797</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aa06ac5737a9189f29ce9355d33a81c8b">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::find</a>(Key <span class="keyword">const</span> &amp; key)</div>
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno">  798</span>{</div>
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno">  799</span>  <span class="keyword">typename</span> Key_to_value_iter_map::iterator <span class="keyword">const</span> map_it = m_keys_into_list_map-&gt;find(key);</div>
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno">  800</span>  <span class="keywordflow">return</span> (map_it == m_keys_into_list_map-&gt;end()) ? m_value_list.end() : map_it-&gt;second;</div>
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno">  801</span>}</div>
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno">  802</span> </div>
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno">  803</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno">  804</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_iterator</a></div>
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#abb8c1fd9a157d99d0a6417ad34f74e52">  805</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aa06ac5737a9189f29ce9355d33a81c8b">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::find</a>(Key <span class="keyword">const</span> &amp; key)<span class="keyword"> const</span></div>
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno">  806</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno">  807</span>  <span class="keyword">typename</span> Key_to_value_iter_map::const_iterator <span class="keyword">const</span> map_it = m_keys_into_list_map-&gt;find(key);</div>
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno">  808</span>  <span class="keywordflow">return</span> (map_it == m_keys_into_list_map-&gt;cend()) ? m_value_list.cend() : map_it-&gt;second;</div>
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno">  809</span>}</div>
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno">  810</span> </div>
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno">  811</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno">  812</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::size_type</a></div>
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a1a462e0299e3da43f4f41b86205cd520">  813</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a1a462e0299e3da43f4f41b86205cd520">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::count</a>(Key <span class="keyword">const</span> &amp; key)<span class="keyword"> const</span></div>
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno">  814</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno">  815</span>  <span class="keywordflow">return</span> m_keys_into_list_map-&gt;count(key);</div>
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno">  816</span>}</div>
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno">  817</span> </div>
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno">  818</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a60d1d95f11148f7ed30a7dd92193563a">  819</a></span>Mapped&amp; <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a60d1d95f11148f7ed30a7dd92193563a">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::operator[]</a>(Key <span class="keyword">const</span> &amp; key)</div>
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno">  820</span>{</div>
<div class="line"><a id="l00821" name="l00821"></a><span class="lineno">  821</span>  <span class="keyword">using </span>std::pair;</div>
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno">  822</span> </div>
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno">  823</span>  <span class="comment">// Check if this key is already in the map of iterators and therefore overall map.</span></div>
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno">  824</span>  <span class="keyword">typename</span> Key_to_value_iter_map::iterator <span class="keyword">const</span> map_it = m_keys_into_list_map-&gt;find(key);</div>
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno">  825</span>  <span class="keywordflow">if</span> (map_it != m_keys_into_list_map-&gt;end())</div>
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno">  826</span>  {</div>
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno">  827</span>    <span class="comment">// Yes.  *map_it is pair&lt;Key, Iterator&gt;.  *(that Iterator) is pair&lt;Key, Value&gt;.  Return 2nd half of latter.</span></div>
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno">  828</span>    <span class="keywordflow">return</span> map_it-&gt;second-&gt;second;</div>
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno">  829</span>  }</div>
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno">  830</span>  <span class="comment">// else Nope.</span></div>
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno">  831</span> </div>
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno">  832</span>  <span class="keywordflow">return</span> insert_impl(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Value</a>(key, Mapped()))-&gt;second;</div>
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno">  833</span>}</div>
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno">  834</span> </div>
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno">  835</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno">  836</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Value</a>&amp;</div>
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a1321c368f128cb7abdbb9e8fa0abfc34">  837</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a1321c368f128cb7abdbb9e8fa0abfc34">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::front</a>()</div>
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno">  838</span>{</div>
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno">  839</span>  <span class="comment">// No assert(): we promised not to crash even if empty().  They just can&#39;t access it subsequently if so.</span></div>
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno">  840</span>  <span class="keywordflow">return</span> *(newest());</div>
<div class="line"><a id="l00841" name="l00841"></a><span class="lineno">  841</span>}</div>
<div class="line"><a id="l00842" name="l00842"></a><span class="lineno">  842</span> </div>
<div class="line"><a id="l00843" name="l00843"></a><span class="lineno">  843</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00844" name="l00844"></a><span class="lineno">  844</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Value</a>&amp;</div>
<div class="line"><a id="l00845" name="l00845"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a6eb7505e57af6c01e4e4fefd9215c0d2">  845</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a6eb7505e57af6c01e4e4fefd9215c0d2">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::back</a>()</div>
<div class="line"><a id="l00846" name="l00846"></a><span class="lineno">  846</span>{</div>
<div class="line"><a id="l00847" name="l00847"></a><span class="lineno">  847</span>  <span class="comment">// No assert(): we promised not to crash even if empty().  They just can&#39;t access it subsequently if so.</span></div>
<div class="line"><a id="l00848" name="l00848"></a><span class="lineno">  848</span>  <span class="keywordflow">return</span> *(--past_oldest());</div>
<div class="line"><a id="l00849" name="l00849"></a><span class="lineno">  849</span>}</div>
<div class="line"><a id="l00850" name="l00850"></a><span class="lineno">  850</span> </div>
<div class="line"><a id="l00851" name="l00851"></a><span class="lineno">  851</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00852" name="l00852"></a><span class="lineno">  852</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Value</a> <span class="keyword">const</span> &amp;</div>
<div class="line"><a id="l00853" name="l00853"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a775a99fd89e114b1efffce15c974e76e">  853</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a775a99fd89e114b1efffce15c974e76e">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::const_front</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00854" name="l00854"></a><span class="lineno">  854</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00855" name="l00855"></a><span class="lineno">  855</span>  <span class="comment">// No assert(): we promised not to crash even if empty().  They just can&#39;t access it subsequently if so.</span></div>
<div class="line"><a id="l00856" name="l00856"></a><span class="lineno">  856</span>  <span class="keywordflow">return</span> *(const_newest());</div>
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno">  857</span>}</div>
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno">  858</span> </div>
<div class="line"><a id="l00859" name="l00859"></a><span class="lineno">  859</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno">  860</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Value</a> <span class="keyword">const</span> &amp;</div>
<div class="line"><a id="l00861" name="l00861"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af04001f6ec7789a5715cc9a135db876a">  861</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#af04001f6ec7789a5715cc9a135db876a">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::const_back</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00862" name="l00862"></a><span class="lineno">  862</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00863" name="l00863"></a><span class="lineno">  863</span>  <span class="comment">// No assert(): we promised not to crash even if empty().  They just can&#39;t access it subsequently if so.</span></div>
<div class="line"><a id="l00864" name="l00864"></a><span class="lineno">  864</span>  <span class="keywordflow">return</span> *(--const_past_oldest());</div>
<div class="line"><a id="l00865" name="l00865"></a><span class="lineno">  865</span>}</div>
<div class="line"><a id="l00866" name="l00866"></a><span class="lineno">  866</span> </div>
<div class="line"><a id="l00867" name="l00867"></a><span class="lineno">  867</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00868" name="l00868"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a8b397bc5f47417578c5698453458276a">  868</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8b397bc5f47417578c5698453458276a">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::touch</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it)</div>
<div class="line"><a id="l00869" name="l00869"></a><span class="lineno">  869</span>{</div>
<div class="line"><a id="l00870" name="l00870"></a><span class="lineno">  870</span>  m_value_list.splice(m_value_list.begin(), m_value_list, it);</div>
<div class="line"><a id="l00871" name="l00871"></a><span class="lineno">  871</span>}</div>
<div class="line"><a id="l00872" name="l00872"></a><span class="lineno">  872</span> </div>
<div class="line"><a id="l00873" name="l00873"></a><span class="lineno">  873</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00874" name="l00874"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a746009717774ae07758093d75d33052a">  874</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8b397bc5f47417578c5698453458276a">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::touch</a>(Key <span class="keyword">const</span> &amp; key)</div>
<div class="line"><a id="l00875" name="l00875"></a><span class="lineno">  875</span>{</div>
<div class="line"><a id="l00876" name="l00876"></a><span class="lineno">  876</span>  <span class="keyword">const</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> it = find(key);</div>
<div class="line"><a id="l00877" name="l00877"></a><span class="lineno">  877</span>  <span class="keywordflow">if</span> (it == end())</div>
<div class="line"><a id="l00878" name="l00878"></a><span class="lineno">  878</span>  {</div>
<div class="line"><a id="l00879" name="l00879"></a><span class="lineno">  879</span>    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00880" name="l00880"></a><span class="lineno">  880</span>  }</div>
<div class="line"><a id="l00881" name="l00881"></a><span class="lineno">  881</span>  <span class="comment">// else</span></div>
<div class="line"><a id="l00882" name="l00882"></a><span class="lineno">  882</span> </div>
<div class="line"><a id="l00883" name="l00883"></a><span class="lineno">  883</span>  touch(it);</div>
<div class="line"><a id="l00884" name="l00884"></a><span class="lineno">  884</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00885" name="l00885"></a><span class="lineno">  885</span>}</div>
<div class="line"><a id="l00886" name="l00886"></a><span class="lineno">  886</span> </div>
<div class="line"><a id="l00887" name="l00887"></a><span class="lineno">  887</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00888" name="l00888"></a><span class="lineno">  888</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00889" name="l00889"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a0d49cf64db7d8eaff56089fd5682ecc0">  889</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a0d49cf64db7d8eaff56089fd5682ecc0">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::erase</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it)</div>
<div class="line"><a id="l00890" name="l00890"></a><span class="lineno">  890</span>{</div>
<div class="line"><a id="l00891" name="l00891"></a><span class="lineno">  891</span>  m_keys_into_list_map-&gt;erase(m_keys_into_list_map-&gt;find(it-&gt;first));</div>
<div class="line"><a id="l00892" name="l00892"></a><span class="lineno">  892</span>  <span class="keywordflow">return</span> m_value_list.erase(it);</div>
<div class="line"><a id="l00893" name="l00893"></a><span class="lineno">  893</span>}</div>
<div class="line"><a id="l00894" name="l00894"></a><span class="lineno">  894</span> </div>
<div class="line"><a id="l00895" name="l00895"></a><span class="lineno">  895</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00896" name="l00896"></a><span class="lineno">  896</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00897" name="l00897"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af0fed31c62ca52236abca34cef88441c">  897</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a0d49cf64db7d8eaff56089fd5682ecc0">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::erase</a>(<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it_newest,</div>
<div class="line"><a id="l00898" name="l00898"></a><span class="lineno">  898</span>                                                  <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Const_iterator</a> <span class="keyword">const</span> &amp; it_past_oldest)</div>
<div class="line"><a id="l00899" name="l00899"></a><span class="lineno">  899</span>{</div>
<div class="line"><a id="l00900" name="l00900"></a><span class="lineno">  900</span>  <span class="keywordflow">for</span> (<a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#addb9174f029c4c3e44146d5e86fb5a1f">Value_list_const_iter</a> it = it_newest; it != it_past_oldest; ++it)</div>
<div class="line"><a id="l00901" name="l00901"></a><span class="lineno">  901</span>  {</div>
<div class="line"><a id="l00902" name="l00902"></a><span class="lineno">  902</span>    m_keys_into_list_map-&gt;erase(it-&gt;first);</div>
<div class="line"><a id="l00903" name="l00903"></a><span class="lineno">  903</span>  }</div>
<div class="line"><a id="l00904" name="l00904"></a><span class="lineno">  904</span> </div>
<div class="line"><a id="l00905" name="l00905"></a><span class="lineno">  905</span>  <span class="keywordflow">return</span> m_value_list.erase(it_newest, it_past_oldest);</div>
<div class="line"><a id="l00906" name="l00906"></a><span class="lineno">  906</span>}</div>
<div class="line"><a id="l00907" name="l00907"></a><span class="lineno">  907</span> </div>
<div class="line"><a id="l00908" name="l00908"></a><span class="lineno">  908</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00909" name="l00909"></a><span class="lineno">  909</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::size_type</a></div>
<div class="line"><a id="l00910" name="l00910"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a3a5134b1294700d6905b8fdd650289b7">  910</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a0d49cf64db7d8eaff56089fd5682ecc0">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::erase</a>(Key <span class="keyword">const</span> &amp; key)</div>
<div class="line"><a id="l00911" name="l00911"></a><span class="lineno">  911</span>{</div>
<div class="line"><a id="l00912" name="l00912"></a><span class="lineno">  912</span>  <span class="keyword">typename</span> Key_to_value_iter_map::iterator <span class="keyword">const</span> map_it = m_keys_into_list_map-&gt;find(key);</div>
<div class="line"><a id="l00913" name="l00913"></a><span class="lineno">  913</span>  <span class="keywordflow">if</span> (map_it == m_keys_into_list_map-&gt;end())</div>
<div class="line"><a id="l00914" name="l00914"></a><span class="lineno">  914</span>  {</div>
<div class="line"><a id="l00915" name="l00915"></a><span class="lineno">  915</span>    <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00916" name="l00916"></a><span class="lineno">  916</span>  }</div>
<div class="line"><a id="l00917" name="l00917"></a><span class="lineno">  917</span>  <span class="comment">// else</span></div>
<div class="line"><a id="l00918" name="l00918"></a><span class="lineno">  918</span> </div>
<div class="line"><a id="l00919" name="l00919"></a><span class="lineno">  919</span>  m_value_list.erase(map_it-&gt;second);</div>
<div class="line"><a id="l00920" name="l00920"></a><span class="lineno">  920</span>  m_keys_into_list_map-&gt;erase(map_it);</div>
<div class="line"><a id="l00921" name="l00921"></a><span class="lineno">  921</span> </div>
<div class="line"><a id="l00922" name="l00922"></a><span class="lineno">  922</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a id="l00923" name="l00923"></a><span class="lineno">  923</span>}</div>
<div class="line"><a id="l00924" name="l00924"></a><span class="lineno">  924</span> </div>
<div class="line"><a id="l00925" name="l00925"></a><span class="lineno">  925</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00926" name="l00926"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ad6a07419164377068bc2af59d2b024da">  926</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ad6a07419164377068bc2af59d2b024da">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::clear</a>()</div>
<div class="line"><a id="l00927" name="l00927"></a><span class="lineno">  927</span>{</div>
<div class="line"><a id="l00928" name="l00928"></a><span class="lineno">  928</span>  m_keys_into_list_map-&gt;clear();</div>
<div class="line"><a id="l00929" name="l00929"></a><span class="lineno">  929</span>  m_value_list.clear();</div>
<div class="line"><a id="l00930" name="l00930"></a><span class="lineno">  930</span>}</div>
<div class="line"><a id="l00931" name="l00931"></a><span class="lineno">  931</span> </div>
<div class="line"><a id="l00932" name="l00932"></a><span class="lineno">  932</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00933" name="l00933"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a8d864e5d7aaeacd550a191b90eebd46c">  933</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8d864e5d7aaeacd550a191b90eebd46c">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::swap</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map</a>&amp; other)</div>
<div class="line"><a id="l00934" name="l00934"></a><span class="lineno">  934</span>{</div>
<div class="line"><a id="l00935" name="l00935"></a><span class="lineno">  935</span>  <span class="keyword">using </span><a class="code hl_function" href="namespaceflow_1_1util.html#a9bec37057b3abab90a9732d293116e5b">std::swap</a>;</div>
<div class="line"><a id="l00936" name="l00936"></a><span class="lineno">  936</span> </div>
<div class="line"><a id="l00937" name="l00937"></a><span class="lineno">  937</span>  <a class="code hl_function" href="namespaceflow_1_1util.html#a71eaa4ab6a2673ed34fa8989c47a7bc0">swap</a>(m_keys_into_list_map, other.<a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a016890a8c1d3483041d19af810cb6867">m_keys_into_list_map</a>); <span class="comment">// unique_ptr&lt;&gt;s exchanged (= raw pointers exchanged).</span></div>
<div class="line"><a id="l00938" name="l00938"></a><span class="lineno">  938</span>  <a class="code hl_function" href="namespaceflow_1_1util.html#a71eaa4ab6a2673ed34fa8989c47a7bc0">swap</a>(m_value_list, other.<a class="code hl_variable" href="classflow_1_1util_1_1Linked__hash__map.html#a3c2ebf269951f5fe2412b6a77303b5ba">m_value_list</a>); <span class="comment">// list&lt;&gt; exchange (probably = head+tail pointer pairs exchanged).</span></div>
<div class="line"><a id="l00939" name="l00939"></a><span class="lineno">  939</span>  <span class="comment">// Per cppreference.com `list&lt;&gt;::iterator`s (inside the `_maps`s) remain valid after list&lt;&gt;s swapped.</span></div>
<div class="line"><a id="l00940" name="l00940"></a><span class="lineno">  940</span>}</div>
<div class="line"><a id="l00941" name="l00941"></a><span class="lineno">  941</span> </div>
<div class="line"><a id="l00942" name="l00942"></a><span class="lineno">  942</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00943" name="l00943"></a><span class="lineno">  943</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00944" name="l00944"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a4b796f7ddb4dbc2f2e64ea25985d43b8">  944</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a4b796f7ddb4dbc2f2e64ea25985d43b8">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::newest</a>()</div>
<div class="line"><a id="l00945" name="l00945"></a><span class="lineno">  945</span>{</div>
<div class="line"><a id="l00946" name="l00946"></a><span class="lineno">  946</span>  <span class="keywordflow">return</span> m_value_list.begin();</div>
<div class="line"><a id="l00947" name="l00947"></a><span class="lineno">  947</span>}</div>
<div class="line"><a id="l00948" name="l00948"></a><span class="lineno">  948</span> </div>
<div class="line"><a id="l00949" name="l00949"></a><span class="lineno">  949</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00950" name="l00950"></a><span class="lineno">  950</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00951" name="l00951"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ac0c854154d3ec15ab98905ebf9ee1f20">  951</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ac0c854154d3ec15ab98905ebf9ee1f20">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::begin</a>()</div>
<div class="line"><a id="l00952" name="l00952"></a><span class="lineno">  952</span>{</div>
<div class="line"><a id="l00953" name="l00953"></a><span class="lineno">  953</span>  <span class="keywordflow">return</span> newest();</div>
<div class="line"><a id="l00954" name="l00954"></a><span class="lineno">  954</span>}</div>
<div class="line"><a id="l00955" name="l00955"></a><span class="lineno">  955</span> </div>
<div class="line"><a id="l00956" name="l00956"></a><span class="lineno">  956</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00957" name="l00957"></a><span class="lineno">  957</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00958" name="l00958"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aaf38a12a6f65110d7e3dae3836c5abee">  958</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aaf38a12a6f65110d7e3dae3836c5abee">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::past_oldest</a>()</div>
<div class="line"><a id="l00959" name="l00959"></a><span class="lineno">  959</span>{</div>
<div class="line"><a id="l00960" name="l00960"></a><span class="lineno">  960</span>  <span class="keywordflow">return</span> m_value_list.end();</div>
<div class="line"><a id="l00961" name="l00961"></a><span class="lineno">  961</span>}</div>
<div class="line"><a id="l00962" name="l00962"></a><span class="lineno">  962</span> </div>
<div class="line"><a id="l00963" name="l00963"></a><span class="lineno">  963</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00964" name="l00964"></a><span class="lineno">  964</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Iterator</a></div>
<div class="line"><a id="l00965" name="l00965"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a83e94bd9656d06ee20050c797f6eb248">  965</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a83e94bd9656d06ee20050c797f6eb248">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::end</a>()</div>
<div class="line"><a id="l00966" name="l00966"></a><span class="lineno">  966</span>{</div>
<div class="line"><a id="l00967" name="l00967"></a><span class="lineno">  967</span>  <span class="keywordflow">return</span> past_oldest();</div>
<div class="line"><a id="l00968" name="l00968"></a><span class="lineno">  968</span>}</div>
<div class="line"><a id="l00969" name="l00969"></a><span class="lineno">  969</span> </div>
<div class="line"><a id="l00970" name="l00970"></a><span class="lineno">  970</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00971" name="l00971"></a><span class="lineno">  971</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_iterator</a></div>
<div class="line"><a id="l00972" name="l00972"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a79ac8c4685ed84eac8407164f3bd8b84">  972</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a79ac8c4685ed84eac8407164f3bd8b84">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::const_newest</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00973" name="l00973"></a><span class="lineno">  973</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00974" name="l00974"></a><span class="lineno">  974</span>  <span class="keywordflow">return</span> m_value_list.cbegin();</div>
<div class="line"><a id="l00975" name="l00975"></a><span class="lineno">  975</span>}</div>
<div class="line"><a id="l00976" name="l00976"></a><span class="lineno">  976</span> </div>
<div class="line"><a id="l00977" name="l00977"></a><span class="lineno">  977</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00978" name="l00978"></a><span class="lineno">  978</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_iterator</a></div>
<div class="line"><a id="l00979" name="l00979"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a3fe7332e582b6f51c1a2c5cb91c1d270">  979</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a3fe7332e582b6f51c1a2c5cb91c1d270">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::cbegin</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00980" name="l00980"></a><span class="lineno">  980</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00981" name="l00981"></a><span class="lineno">  981</span>  <span class="keywordflow">return</span> const_newest();</div>
<div class="line"><a id="l00982" name="l00982"></a><span class="lineno">  982</span>}</div>
<div class="line"><a id="l00983" name="l00983"></a><span class="lineno">  983</span> </div>
<div class="line"><a id="l00984" name="l00984"></a><span class="lineno">  984</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00985" name="l00985"></a><span class="lineno">  985</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_iterator</a></div>
<div class="line"><a id="l00986" name="l00986"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aebda9f2cdcc5a1025183c0151a6e90bb">  986</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ac0c854154d3ec15ab98905ebf9ee1f20">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::begin</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00987" name="l00987"></a><span class="lineno">  987</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00988" name="l00988"></a><span class="lineno">  988</span>  <span class="keywordflow">return</span> const_newest();</div>
<div class="line"><a id="l00989" name="l00989"></a><span class="lineno">  989</span>}</div>
<div class="line"><a id="l00990" name="l00990"></a><span class="lineno">  990</span> </div>
<div class="line"><a id="l00991" name="l00991"></a><span class="lineno">  991</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00992" name="l00992"></a><span class="lineno">  992</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_iterator</a></div>
<div class="line"><a id="l00993" name="l00993"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a56ab6e8a62d749a05a110182b0f97210">  993</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a56ab6e8a62d749a05a110182b0f97210">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::const_past_oldest</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00994" name="l00994"></a><span class="lineno">  994</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00995" name="l00995"></a><span class="lineno">  995</span>  <span class="keywordflow">return</span> m_value_list.cend();</div>
<div class="line"><a id="l00996" name="l00996"></a><span class="lineno">  996</span>}</div>
<div class="line"><a id="l00997" name="l00997"></a><span class="lineno">  997</span> </div>
<div class="line"><a id="l00998" name="l00998"></a><span class="lineno">  998</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l00999" name="l00999"></a><span class="lineno">  999</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_iterator</a></div>
<div class="line"><a id="l01000" name="l01000"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a459e8005102e85480432972f63642fa3"> 1000</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a459e8005102e85480432972f63642fa3">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::cend</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01001" name="l01001"></a><span class="lineno"> 1001</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01002" name="l01002"></a><span class="lineno"> 1002</span>  <span class="keywordflow">return</span> const_past_oldest();</div>
<div class="line"><a id="l01003" name="l01003"></a><span class="lineno"> 1003</span>}</div>
<div class="line"><a id="l01004" name="l01004"></a><span class="lineno"> 1004</span> </div>
<div class="line"><a id="l01005" name="l01005"></a><span class="lineno"> 1005</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01006" name="l01006"></a><span class="lineno"> 1006</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_iterator</a></div>
<div class="line"><a id="l01007" name="l01007"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a04d5ce5ab802c9a066155cb6dd48f1ae"> 1007</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a83e94bd9656d06ee20050c797f6eb248">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::end</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01008" name="l01008"></a><span class="lineno"> 1008</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01009" name="l01009"></a><span class="lineno"> 1009</span>  <span class="keywordflow">return</span> const_past_oldest();</div>
<div class="line"><a id="l01010" name="l01010"></a><span class="lineno"> 1010</span>}</div>
<div class="line"><a id="l01011" name="l01011"></a><span class="lineno"> 1011</span> </div>
<div class="line"><a id="l01012" name="l01012"></a><span class="lineno"> 1012</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01013" name="l01013"></a><span class="lineno"> 1013</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Reverse_iterator</a></div>
<div class="line"><a id="l01014" name="l01014"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#af098ce2f97e346ffb798fdef20157b07"> 1014</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#af098ce2f97e346ffb798fdef20157b07">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::oldest</a>()</div>
<div class="line"><a id="l01015" name="l01015"></a><span class="lineno"> 1015</span>{</div>
<div class="line"><a id="l01016" name="l01016"></a><span class="lineno"> 1016</span>  <span class="keywordflow">return</span> m_value_list.rbegin();</div>
<div class="line"><a id="l01017" name="l01017"></a><span class="lineno"> 1017</span>}</div>
<div class="line"><a id="l01018" name="l01018"></a><span class="lineno"> 1018</span> </div>
<div class="line"><a id="l01019" name="l01019"></a><span class="lineno"> 1019</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01020" name="l01020"></a><span class="lineno"> 1020</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Reverse_iterator</a></div>
<div class="line"><a id="l01021" name="l01021"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a744e1164473f7aa0c84ee94f550442d3"> 1021</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a744e1164473f7aa0c84ee94f550442d3">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::rbegin</a>()</div>
<div class="line"><a id="l01022" name="l01022"></a><span class="lineno"> 1022</span>{</div>
<div class="line"><a id="l01023" name="l01023"></a><span class="lineno"> 1023</span>  <span class="keywordflow">return</span> oldest();</div>
<div class="line"><a id="l01024" name="l01024"></a><span class="lineno"> 1024</span>}</div>
<div class="line"><a id="l01025" name="l01025"></a><span class="lineno"> 1025</span> </div>
<div class="line"><a id="l01026" name="l01026"></a><span class="lineno"> 1026</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01027" name="l01027"></a><span class="lineno"> 1027</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Reverse_iterator</a></div>
<div class="line"><a id="l01028" name="l01028"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a8783607ac3ae366759525ab67e79b54f"> 1028</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8783607ac3ae366759525ab67e79b54f">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::past_newest</a>()</div>
<div class="line"><a id="l01029" name="l01029"></a><span class="lineno"> 1029</span>{</div>
<div class="line"><a id="l01030" name="l01030"></a><span class="lineno"> 1030</span>  <span class="keywordflow">return</span> m_value_list.rend();</div>
<div class="line"><a id="l01031" name="l01031"></a><span class="lineno"> 1031</span>}</div>
<div class="line"><a id="l01032" name="l01032"></a><span class="lineno"> 1032</span> </div>
<div class="line"><a id="l01033" name="l01033"></a><span class="lineno"> 1033</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01034" name="l01034"></a><span class="lineno"> 1034</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Reverse_iterator</a></div>
<div class="line"><a id="l01035" name="l01035"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a82a1cedb57745b1f1ae61c0b6ffeec1a"> 1035</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a82a1cedb57745b1f1ae61c0b6ffeec1a">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::rend</a>()</div>
<div class="line"><a id="l01036" name="l01036"></a><span class="lineno"> 1036</span>{</div>
<div class="line"><a id="l01037" name="l01037"></a><span class="lineno"> 1037</span>  <span class="keywordflow">return</span> past_newest();</div>
<div class="line"><a id="l01038" name="l01038"></a><span class="lineno"> 1038</span>}</div>
<div class="line"><a id="l01039" name="l01039"></a><span class="lineno"> 1039</span> </div>
<div class="line"><a id="l01040" name="l01040"></a><span class="lineno"> 1040</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01041" name="l01041"></a><span class="lineno"> 1041</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_reverse_iterator</a></div>
<div class="line"><a id="l01042" name="l01042"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ae415abb7c6b73bb42cde44b12113a154"> 1042</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ae415abb7c6b73bb42cde44b12113a154">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::const_oldest</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01043" name="l01043"></a><span class="lineno"> 1043</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01044" name="l01044"></a><span class="lineno"> 1044</span>  <span class="keywordflow">return</span> m_value_list.crbegin();</div>
<div class="line"><a id="l01045" name="l01045"></a><span class="lineno"> 1045</span>}</div>
<div class="line"><a id="l01046" name="l01046"></a><span class="lineno"> 1046</span> </div>
<div class="line"><a id="l01047" name="l01047"></a><span class="lineno"> 1047</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01048" name="l01048"></a><span class="lineno"> 1048</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_reverse_iterator</a></div>
<div class="line"><a id="l01049" name="l01049"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aed5a7d1d203dd1283176127e302b85e7"> 1049</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aed5a7d1d203dd1283176127e302b85e7">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::crbegin</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01050" name="l01050"></a><span class="lineno"> 1050</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01051" name="l01051"></a><span class="lineno"> 1051</span>  <span class="keywordflow">return</span> const_oldest();</div>
<div class="line"><a id="l01052" name="l01052"></a><span class="lineno"> 1052</span>}</div>
<div class="line"><a id="l01053" name="l01053"></a><span class="lineno"> 1053</span> </div>
<div class="line"><a id="l01054" name="l01054"></a><span class="lineno"> 1054</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01055" name="l01055"></a><span class="lineno"> 1055</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_reverse_iterator</a></div>
<div class="line"><a id="l01056" name="l01056"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#ae4e7882d9cbaea74f08b216b1e546cb8"> 1056</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#ae4e7882d9cbaea74f08b216b1e546cb8">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::const_past_newest</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01057" name="l01057"></a><span class="lineno"> 1057</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01058" name="l01058"></a><span class="lineno"> 1058</span>  <span class="keywordflow">return</span> m_value_list.crend();</div>
<div class="line"><a id="l01059" name="l01059"></a><span class="lineno"> 1059</span>}</div>
<div class="line"><a id="l01060" name="l01060"></a><span class="lineno"> 1060</span> </div>
<div class="line"><a id="l01061" name="l01061"></a><span class="lineno"> 1061</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01062" name="l01062"></a><span class="lineno"> 1062</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::Const_reverse_iterator</a></div>
<div class="line"><a id="l01063" name="l01063"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a9dcba3e940dd0b8126ca96b6338faf08"> 1063</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a9dcba3e940dd0b8126ca96b6338faf08">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::crend</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01064" name="l01064"></a><span class="lineno"> 1064</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01065" name="l01065"></a><span class="lineno"> 1065</span>  <span class="keywordflow">return</span> const_past_newest();</div>
<div class="line"><a id="l01066" name="l01066"></a><span class="lineno"> 1066</span>}</div>
<div class="line"><a id="l01067" name="l01067"></a><span class="lineno"> 1067</span> </div>
<div class="line"><a id="l01068" name="l01068"></a><span class="lineno"> 1068</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01069" name="l01069"></a><span class="lineno"> 1069</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::size_type</a></div>
<div class="line"><a id="l01070" name="l01070"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#aba0949de5032e8dd6d75a48bcac9b060"> 1070</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#aba0949de5032e8dd6d75a48bcac9b060">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::size</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01071" name="l01071"></a><span class="lineno"> 1071</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01072" name="l01072"></a><span class="lineno"> 1072</span>  <span class="keywordflow">return</span> m_keys_into_list_map-&gt;size(); <span class="comment">// I&#39;m skeptical/terrified of list::size()&#39;s time complexity.</span></div>
<div class="line"><a id="l01073" name="l01073"></a><span class="lineno"> 1073</span>}</div>
<div class="line"><a id="l01074" name="l01074"></a><span class="lineno"> 1074</span> </div>
<div class="line"><a id="l01075" name="l01075"></a><span class="lineno"> 1075</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01076" name="l01076"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#afbc92da73e1670a14bfa780cd6641134"> 1076</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#afbc92da73e1670a14bfa780cd6641134">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::empty</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01077" name="l01077"></a><span class="lineno"> 1077</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01078" name="l01078"></a><span class="lineno"> 1078</span>  <span class="keywordflow">return</span> m_keys_into_list_map-&gt;empty();</div>
<div class="line"><a id="l01079" name="l01079"></a><span class="lineno"> 1079</span>}</div>
<div class="line"><a id="l01080" name="l01080"></a><span class="lineno"> 1080</span> </div>
<div class="line"><a id="l01081" name="l01081"></a><span class="lineno"> 1081</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01082" name="l01082"></a><span class="lineno"> 1082</span><span class="keyword">typename</span> <a class="code hl_typedef" href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::size_type</a></div>
<div class="line"><a id="l01083" name="l01083"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a2b07a93e11051e1cdb17ee9478b61321"> 1083</a></span>  <a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a2b07a93e11051e1cdb17ee9478b61321">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;::max_size</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l01084" name="l01084"></a><span class="lineno"> 1084</span><span class="keyword"></span>{</div>
<div class="line"><a id="l01085" name="l01085"></a><span class="lineno"> 1085</span>  <span class="keywordflow">return</span> std::min(m_keys_into_list_map-&gt;max_size(), m_value_list.max_size());</div>
<div class="line"><a id="l01086" name="l01086"></a><span class="lineno"> 1086</span>}</div>
<div class="line"><a id="l01087" name="l01087"></a><span class="lineno"> 1087</span> </div>
<div class="line"><a id="l01088" name="l01088"></a><span class="lineno"> 1088</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> Key, <span class="keyword">typename</span> Mapped, <span class="keyword">typename</span> Hash, <span class="keyword">typename</span> Pred&gt;</div>
<div class="line"><a id="l01089" name="l01089"></a><span class="lineno"><a class="line" href="classflow_1_1util_1_1Linked__hash__map.html#a9bec37057b3abab90a9732d293116e5b"> 1089</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="namespaceflow_1_1util.html#a71eaa4ab6a2673ed34fa8989c47a7bc0">swap</a>(<a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;</a>&amp; val1, <a class="code hl_class" href="classflow_1_1util_1_1Linked__hash__map.html">Linked_hash_map&lt;Key, Mapped, Hash, Pred&gt;</a>&amp; val2)</div>
<div class="line"><a id="l01090" name="l01090"></a><span class="lineno"> 1090</span>{</div>
<div class="line"><a id="l01091" name="l01091"></a><span class="lineno"> 1091</span>  val1.<a class="code hl_function" href="classflow_1_1util_1_1Linked__hash__map.html#a8d864e5d7aaeacd550a191b90eebd46c">swap</a>(val2);</div>
<div class="line"><a id="l01092" name="l01092"></a><span class="lineno"> 1092</span>}</div>
<div class="line"><a id="l01093" name="l01093"></a><span class="lineno"> 1093</span> </div>
<div class="line"><a id="l01094" name="l01094"></a><span class="lineno"> 1094</span>} <span class="comment">// namespace flow::util</span></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html">flow::util::Linked_hash_map</a></div><div class="ttdoc">An object of this class is a map that combines the lookup speed of a boost::unordered_map&lt;&gt; and order...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00075">linked_hash_map.hpp:76</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a016890a8c1d3483041d19af810cb6867"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a016890a8c1d3483041d19af810cb6867">flow::util::Linked_hash_map::m_keys_into_list_map</a></div><div class="ttdeci">boost::movelib::unique_ptr&lt; Key_to_value_iter_map &gt; m_keys_into_list_map</div><div class="ttdoc">Maps each Key K that is in m_value_list to an iterator into m_value_list (note the iterator points to...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00614">linked_hash_map.hpp:614</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a033e6ec5c7dd0e9b08ba7fa9490f41ce"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a033e6ec5c7dd0e9b08ba7fa9490f41ce">flow::util::Linked_hash_map::difference_type</a></div><div class="ttdeci">std::ptrdiff_t difference_type</div><div class="ttdoc">Type for difference of size_types.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00096">linked_hash_map.hpp:96</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a04d5ce5ab802c9a066155cb6dd48f1ae"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a04d5ce5ab802c9a066155cb6dd48f1ae">flow::util::Linked_hash_map::end</a></div><div class="ttdeci">Const_iterator end() const</div><div class="ttdoc">Synonym of cend().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01007">linked_hash_map.hpp:1007</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a0d49cf64db7d8eaff56089fd5682ecc0"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a0d49cf64db7d8eaff56089fd5682ecc0">flow::util::Linked_hash_map::erase</a></div><div class="ttdeci">Iterator erase(Const_iterator const &amp;it)</div><div class="ttdoc">Erases the element pointed to by the given valid iterator.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00889">linked_hash_map.hpp:889</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a10095310ddb7fe3d7cf35d957cc1c477"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a10095310ddb7fe3d7cf35d957cc1c477">flow::util::Linked_hash_map::Const_reverse_iterator</a></div><div class="ttdeci">typename Value_list::const_reverse_iterator Const_reverse_iterator</div><div class="ttdoc">Type for reverse iterator pointing into an immutable structure of this type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00108">linked_hash_map.hpp:108</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a1321c368f128cb7abdbb9e8fa0abfc34"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a1321c368f128cb7abdbb9e8fa0abfc34">flow::util::Linked_hash_map::front</a></div><div class="ttdeci">Value &amp; front()</div><div class="ttdoc">Returns reference to mutable front (&quot;newest&quot;) element in the structure; formally equivalent to *(this...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00837">linked_hash_map.hpp:837</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a18f09acd8df06d9479840862b228463d"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a18f09acd8df06d9479840862b228463d">flow::util::Linked_hash_map::Reverse_iterator</a></div><div class="ttdeci">typename Value_list::reverse_iterator Reverse_iterator</div><div class="ttdoc">Type for reverse iterator pointing into a mutable structure of this type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00105">linked_hash_map.hpp:105</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a1a462e0299e3da43f4f41b86205cd520"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a1a462e0299e3da43f4f41b86205cd520">flow::util::Linked_hash_map::count</a></div><div class="ttdeci">size_type count(Key const &amp;key) const</div><div class="ttdoc">Returns the number of times a key is equivalent to the given one is present in the map: either 1 or 0...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00813">linked_hash_map.hpp:813</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a1f09f98b4089a8c3ffd0b7f732923b44"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a1f09f98b4089a8c3ffd0b7f732923b44">flow::util::Linked_hash_map::iterator</a></div><div class="ttdeci">Iterator iterator</div><div class="ttdoc">For container compliance (hence the irregular capitalization): Iterator type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00129">linked_hash_map.hpp:129</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a2185f193ced2c3c0bf566b06f54b7c83"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a2185f193ced2c3c0bf566b06f54b7c83">flow::util::Linked_hash_map::Const_iterator</a></div><div class="ttdeci">typename Value_list::const_iterator Const_iterator</div><div class="ttdoc">Type for iterator pointing into an immutable structure of this type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00102">linked_hash_map.hpp:102</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a28527e53b183bdd4937e958b28c019e0"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a28527e53b183bdd4937e958b28c019e0">flow::util::Linked_hash_map::Value_list_iter</a></div><div class="ttdeci">Iterator Value_list_iter</div><div class="ttdoc">Short-hand for iterator into doubly linked list of (Key, Mapped) pairs.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00558">linked_hash_map.hpp:558</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a2b07a93e11051e1cdb17ee9478b61321"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a2b07a93e11051e1cdb17ee9478b61321">flow::util::Linked_hash_map::max_size</a></div><div class="ttdeci">size_type max_size() const</div><div class="ttdoc">Returns max number of elements that can be stored.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01083">linked_hash_map.hpp:1083</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a2b5383264c89ac63cc8827b18063f2ca"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a2b5383264c89ac63cc8827b18063f2ca">flow::util::Linked_hash_map::const_iterator</a></div><div class="ttdeci">Const_iterator const_iterator</div><div class="ttdoc">For container compliance (hence the irregular capitalization): Const_iterator type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00131">linked_hash_map.hpp:131</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a2d9916fa373399e71fd72f5a97d2b0e6"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a2d9916fa373399e71fd72f5a97d2b0e6">flow::util::Linked_hash_map::Linked_hash_map</a></div><div class="ttdeci">Linked_hash_map(Linked_hash_map const &amp;src)</div><div class="ttdoc">Constructs object that is a copy of the given source.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00661">linked_hash_map.hpp:661</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a2f55a43df7939163f3ad5b713eb20c99"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a2f55a43df7939163f3ad5b713eb20c99">flow::util::Linked_hash_map::Iterator</a></div><div class="ttdeci">typename Value_list::iterator Iterator</div><div class="ttdoc">Type for iterator pointing into a mutable structure of this type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00099">linked_hash_map.hpp:99</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a3a5134b1294700d6905b8fdd650289b7"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a3a5134b1294700d6905b8fdd650289b7">flow::util::Linked_hash_map::erase</a></div><div class="ttdeci">size_type erase(Key const &amp;key)</div><div class="ttdoc">Erases the element with the given key, if it exists.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00910">linked_hash_map.hpp:910</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a3c2ebf269951f5fe2412b6a77303b5ba"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a3c2ebf269951f5fe2412b6a77303b5ba">flow::util::Linked_hash_map::m_value_list</a></div><div class="ttdeci">Value_list m_value_list</div><div class="ttdoc">The actual values – which, as in unordered_map&lt;K, M&gt;, are instances of Value = pair&lt;Key,...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00597">linked_hash_map.hpp:597</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a3fe7332e582b6f51c1a2c5cb91c1d270"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a3fe7332e582b6f51c1a2c5cb91c1d270">flow::util::Linked_hash_map::cbegin</a></div><div class="ttdeci">Const_iterator cbegin() const</div><div class="ttdoc">Synonym of const_newest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00979">linked_hash_map.hpp:979</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a459e8005102e85480432972f63642fa3"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a459e8005102e85480432972f63642fa3">flow::util::Linked_hash_map::cend</a></div><div class="ttdeci">Const_iterator cend() const</div><div class="ttdoc">Synonym of const_past_oldest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01000">linked_hash_map.hpp:1000</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a4b796f7ddb4dbc2f2e64ea25985d43b8"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a4b796f7ddb4dbc2f2e64ea25985d43b8">flow::util::Linked_hash_map::newest</a></div><div class="ttdeci">Iterator newest()</div><div class="ttdoc">Returns first, a/k/a &quot;newest,&quot; element's iterator.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00944">linked_hash_map.hpp:944</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a56ab6e8a62d749a05a110182b0f97210"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a56ab6e8a62d749a05a110182b0f97210">flow::util::Linked_hash_map::const_past_oldest</a></div><div class="ttdeci">Const_iterator const_past_oldest() const</div><div class="ttdoc">Returns one past last, a/k/a &quot;oldest,&quot; element's iterator (to immutable element).</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00993">linked_hash_map.hpp:993</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a60d1d95f11148f7ed30a7dd92193563a"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a60d1d95f11148f7ed30a7dd92193563a">flow::util::Linked_hash_map::operator[]</a></div><div class="ttdeci">Mapped &amp; operator[](Key const &amp;key)</div><div class="ttdoc">Equivalent to insert(Value(key, Mapped())).first-&gt;second (but avoids unnecessarily invoking Mapped()/...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00819">linked_hash_map.hpp:819</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a657eef8b8299a7c87d48a6e373a6db3a"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a657eef8b8299a7c87d48a6e373a6db3a">flow::util::Linked_hash_map::const_pointer</a></div><div class="ttdeci">Value const * const_pointer</div><div class="ttdoc">For container compliance (hence the irregular capitalization): pointer to const Key/Mapped pair type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00123">linked_hash_map.hpp:123</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a6ba81d115e3073afb88d5eb1cd85125e"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a6ba81d115e3073afb88d5eb1cd85125e">flow::util::Linked_hash_map::key_equal</a></div><div class="ttdeci">Pred key_equal</div><div class="ttdoc">For container compliance (hence the irregular capitalization): Pred type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00119">linked_hash_map.hpp:119</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a6eb7505e57af6c01e4e4fefd9215c0d2"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a6eb7505e57af6c01e4e4fefd9215c0d2">flow::util::Linked_hash_map::back</a></div><div class="ttdeci">Value &amp; back()</div><div class="ttdoc">Returns reference to mutable back (&quot;oldest&quot;) element in the structure; formally equivalent to *(--thi...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00845">linked_hash_map.hpp:845</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a744e1164473f7aa0c84ee94f550442d3"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a744e1164473f7aa0c84ee94f550442d3">flow::util::Linked_hash_map::rbegin</a></div><div class="ttdeci">Reverse_iterator rbegin()</div><div class="ttdoc">Synonym of oldest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01021">linked_hash_map.hpp:1021</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a746009717774ae07758093d75d33052a"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a746009717774ae07758093d75d33052a">flow::util::Linked_hash_map::touch</a></div><div class="ttdeci">bool touch(Key const &amp;key)</div><div class="ttdoc">Given a key into the structure, makes the corresponding element &quot;newest&quot; by moving it from wherever i...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00874">linked_hash_map.hpp:874</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a756a28e2ed92e3ef8aff3fe392abd4a8"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a756a28e2ed92e3ef8aff3fe392abd4a8">flow::util::Linked_hash_map::reference</a></div><div class="ttdeci">Value &amp; reference</div><div class="ttdoc">For container compliance (hence the irregular capitalization): reference to Key/Mapped pair type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00125">linked_hash_map.hpp:125</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a775a99fd89e114b1efffce15c974e76e"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a775a99fd89e114b1efffce15c974e76e">flow::util::Linked_hash_map::const_front</a></div><div class="ttdeci">Value const &amp; const_front() const</div><div class="ttdoc">Returns reference to immutable front (&quot;newest&quot;) element in the structure; formally equivalent to *(th...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00853">linked_hash_map.hpp:853</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a79ac8c4685ed84eac8407164f3bd8b84"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a79ac8c4685ed84eac8407164f3bd8b84">flow::util::Linked_hash_map::const_newest</a></div><div class="ttdeci">Const_iterator const_newest() const</div><div class="ttdoc">Returns first, a/k/a &quot;newest,&quot; element's iterator (to immutable element).</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00972">linked_hash_map.hpp:972</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a82a1cedb57745b1f1ae61c0b6ffeec1a"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a82a1cedb57745b1f1ae61c0b6ffeec1a">flow::util::Linked_hash_map::rend</a></div><div class="ttdeci">Reverse_iterator rend()</div><div class="ttdoc">Synonym of past_newest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01035">linked_hash_map.hpp:1035</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a82d0a782f7dee3fefaae51e85d05657b"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a82d0a782f7dee3fefaae51e85d05657b">flow::util::Linked_hash_map::const_reference</a></div><div class="ttdeci">Value const &amp; const_reference</div><div class="ttdoc">For container compliance (hence the irregular capitalization): reference to const Key/Mapped pair typ...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00127">linked_hash_map.hpp:127</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a83e94bd9656d06ee20050c797f6eb248"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a83e94bd9656d06ee20050c797f6eb248">flow::util::Linked_hash_map::end</a></div><div class="ttdeci">Iterator end()</div><div class="ttdoc">Synonym of past_oldest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00965">linked_hash_map.hpp:965</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a8783607ac3ae366759525ab67e79b54f"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a8783607ac3ae366759525ab67e79b54f">flow::util::Linked_hash_map::past_newest</a></div><div class="ttdeci">Reverse_iterator past_newest()</div><div class="ttdoc">Returns one past last, a/k/a &quot;newest,&quot; element's reverse iterator.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01028">linked_hash_map.hpp:1028</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a8b397bc5f47417578c5698453458276a"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a8b397bc5f47417578c5698453458276a">flow::util::Linked_hash_map::touch</a></div><div class="ttdeci">void touch(Const_iterator const &amp;it)</div><div class="ttdoc">Given a valid iterator into the structure, makes the pointed to element &quot;newest&quot; by moving it from wh...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00868">linked_hash_map.hpp:868</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a8d864e5d7aaeacd550a191b90eebd46c"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a8d864e5d7aaeacd550a191b90eebd46c">flow::util::Linked_hash_map::swap</a></div><div class="ttdeci">void swap(Linked_hash_map &amp;other)</div><div class="ttdoc">Swaps the contents of this structure and other.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00933">linked_hash_map.hpp:933</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a96567fe2fdd1de19954ddef1617c1610"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a96567fe2fdd1de19954ddef1617c1610">flow::util::Linked_hash_map::pointer</a></div><div class="ttdeci">Value * pointer</div><div class="ttdoc">For container compliance (hence the irregular capitalization): pointer to Key/Mapped pair type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00121">linked_hash_map.hpp:121</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a9dcba3e940dd0b8126ca96b6338faf08"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a9dcba3e940dd0b8126ca96b6338faf08">flow::util::Linked_hash_map::crend</a></div><div class="ttdeci">Const_reverse_iterator crend() const</div><div class="ttdoc">Synonym of const_past_newest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01063">linked_hash_map.hpp:1063</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_a9fd21d7c1ff342b91ad9a8ea85a9c0d7"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#a9fd21d7c1ff342b91ad9a8ea85a9c0d7">flow::util::Linked_hash_map::Linked_hash_map</a></div><div class="ttdeci">Linked_hash_map(std::initializer_list&lt; Value &gt; values, size_type n_buckets=size_type(-1), Hash const &amp;hasher_instance=Hash(), Pred const &amp;key_equal_instance=Pred())</div><div class="ttdoc">Constructs structure with some basic parameters, and values initialized from initializer list.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00631">linked_hash_map.hpp:631</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_aa05f597ec2dcb9fd1d50ff40ca482232"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#aa05f597ec2dcb9fd1d50ff40ca482232">flow::util::Linked_hash_map::operator=</a></div><div class="ttdeci">Linked_hash_map &amp; operator=(Linked_hash_map &amp;&amp;src)</div><div class="ttdoc">Overwrites this object making it equal to the given source, while the given source becomes as-if defa...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00749">linked_hash_map.hpp:749</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_aa06ac5737a9189f29ce9355d33a81c8b"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#aa06ac5737a9189f29ce9355d33a81c8b">flow::util::Linked_hash_map::find</a></div><div class="ttdeci">Iterator find(Key const &amp;key)</div><div class="ttdoc">Attempts to find value at the given key in the map.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00797">linked_hash_map.hpp:797</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_aae7a4a3047c90f0ab26ae1a4ec7b9963"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#aae7a4a3047c90f0ab26ae1a4ec7b9963">flow::util::Linked_hash_map::insert</a></div><div class="ttdeci">std::pair&lt; Iterator, bool &gt; insert(Value const &amp;key_and_mapped)</div><div class="ttdoc">Attempts to insert the given key/mapped-value pair into the map.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00761">linked_hash_map.hpp:761</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_aaf38a12a6f65110d7e3dae3836c5abee"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#aaf38a12a6f65110d7e3dae3836c5abee">flow::util::Linked_hash_map::past_oldest</a></div><div class="ttdeci">Iterator past_oldest()</div><div class="ttdoc">Returns one past last, a/k/a &quot;oldest,&quot; element's iterator.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00958">linked_hash_map.hpp:958</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ab33cde46cfc7ea7e7366c842b09dae30"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ab33cde46cfc7ea7e7366c842b09dae30">flow::util::Linked_hash_map::size_type</a></div><div class="ttdeci">std::size_t size_type</div><div class="ttdoc">Type for index into array of items, where items are all applicable objects including Values and Keys.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00094">linked_hash_map.hpp:94</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ab99f2ee682a21a0abffbaf14d18ba739"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ab99f2ee682a21a0abffbaf14d18ba739">flow::util::Linked_hash_map::Linked_hash_map</a></div><div class="ttdeci">Linked_hash_map(size_type n_buckets=size_type(-1), Hash const &amp;hasher_instance=Hash(), Pred const &amp;key_equal_instance=Pred())</div><div class="ttdoc">Constructs empty structure with some basic parameters.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00622">linked_hash_map.hpp:622</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_aba0949de5032e8dd6d75a48bcac9b060"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#aba0949de5032e8dd6d75a48bcac9b060">flow::util::Linked_hash_map::size</a></div><div class="ttdeci">size_type size() const</div><div class="ttdoc">Returns number of elements stored.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01070">linked_hash_map.hpp:1070</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_abb8c1fd9a157d99d0a6417ad34f74e52"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#abb8c1fd9a157d99d0a6417ad34f74e52">flow::util::Linked_hash_map::find</a></div><div class="ttdeci">Const_iterator find(Key const &amp;key) const</div><div class="ttdoc">Attempts to find value at the given key in the map.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00805">linked_hash_map.hpp:805</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ac0c854154d3ec15ab98905ebf9ee1f20"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ac0c854154d3ec15ab98905ebf9ee1f20">flow::util::Linked_hash_map::begin</a></div><div class="ttdeci">Iterator begin()</div><div class="ttdoc">Synonym of newest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00951">linked_hash_map.hpp:951</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ac0ee7a7164ec56bfd75886624c8540a5"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ac0ee7a7164ec56bfd75886624c8540a5">flow::util::Linked_hash_map::Linked_hash_map</a></div><div class="ttdeci">Linked_hash_map(Linked_hash_map &amp;&amp;src)</div><div class="ttdoc">Constructs object by making it equal to the given source, while the given source becomes as-if defaul...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00668">linked_hash_map.hpp:668</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ac57eb929f45956c9dd2de271d59509cc"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ac57eb929f45956c9dd2de271d59509cc">flow::util::Linked_hash_map::key_type</a></div><div class="ttdeci">Key key_type</div><div class="ttdoc">For container compliance (hence the irregular capitalization): Key type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00111">linked_hash_map.hpp:111</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_acccd98336b0a2739062365b222d1b02b"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#acccd98336b0a2739062365b222d1b02b">flow::util::Linked_hash_map::Key_to_value_iter_map</a></div><div class="ttdeci">boost::unordered_map&lt; Key, Value_list_iter, Hash, Pred &gt; Key_to_value_iter_map</div><div class="ttdoc">Short-hand for a hash map that maps Key to iterator into doubly linked list of (Key,...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00564">linked_hash_map.hpp:564</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_acdba28273d24b962c76b1926a93d9772"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#acdba28273d24b962c76b1926a93d9772">flow::util::Linked_hash_map::operator=</a></div><div class="ttdeci">Linked_hash_map &amp; operator=(Linked_hash_map const &amp;src)</div><div class="ttdoc">Overwrites this object with a copy of the given source.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00676">linked_hash_map.hpp:676</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ad4ae26c5077ae7f7c6799b53f6efc8a8"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ad4ae26c5077ae7f7c6799b53f6efc8a8">flow::util::Linked_hash_map::insert_impl</a></div><div class="ttdeci">Iterator insert_impl(Value const &amp;key_and_mapped)</div><div class="ttdoc">Helper that modifies m_value_list and m_keys_into_list_map so that key_and_mapped's copy is inserted ...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00781">linked_hash_map.hpp:781</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ad6a07419164377068bc2af59d2b024da"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ad6a07419164377068bc2af59d2b024da">flow::util::Linked_hash_map::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Makes it so that size() == 0.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00926">linked_hash_map.hpp:926</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_add4b2bf1d3c8c99b5b6667ace94c8ff2"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#add4b2bf1d3c8c99b5b6667ace94c8ff2">flow::util::Linked_hash_map::mapped_type</a></div><div class="ttdeci">Mapped mapped_type</div><div class="ttdoc">For container compliance (hence the irregular capitalization): Mapped type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00113">linked_hash_map.hpp:113</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_addb9174f029c4c3e44146d5e86fb5a1f"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#addb9174f029c4c3e44146d5e86fb5a1f">flow::util::Linked_hash_map::Value_list_const_iter</a></div><div class="ttdeci">Const_iterator Value_list_const_iter</div><div class="ttdoc">Short-hand for const iterator into doubly linked list of (Key, Mapped) pairs.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00561">linked_hash_map.hpp:561</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ade77a6fa3d84d5cb23b519601b5bd407"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ade77a6fa3d84d5cb23b519601b5bd407">flow::util::Linked_hash_map::Value_list</a></div><div class="ttdeci">std::list&lt; Value &gt; Value_list</div><div class="ttdoc">Short-hand for doubly linked list of (Key, Mapped) pairs.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00087">linked_hash_map.hpp:87</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_adeaf16f8986f32d223e2123b14652bb3"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#adeaf16f8986f32d223e2123b14652bb3">flow::util::Linked_hash_map::hasher</a></div><div class="ttdeci">Hash hasher</div><div class="ttdoc">For container compliance (hence the irregular capitalization): Hash type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00117">linked_hash_map.hpp:117</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ae415abb7c6b73bb42cde44b12113a154"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ae415abb7c6b73bb42cde44b12113a154">flow::util::Linked_hash_map::const_oldest</a></div><div class="ttdeci">Const_reverse_iterator const_oldest() const</div><div class="ttdoc">Returns first, a/k/a &quot;oldest,&quot; element's reverse iterator (to immutable element).</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01042">linked_hash_map.hpp:1042</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_ae4e7882d9cbaea74f08b216b1e546cb8"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#ae4e7882d9cbaea74f08b216b1e546cb8">flow::util::Linked_hash_map::const_past_newest</a></div><div class="ttdeci">Const_reverse_iterator const_past_newest() const</div><div class="ttdoc">Returns one past last, a/k/a &quot;newest,&quot; element's reverse iterator (to immutable element).</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01056">linked_hash_map.hpp:1056</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_aebda9f2cdcc5a1025183c0151a6e90bb"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#aebda9f2cdcc5a1025183c0151a6e90bb">flow::util::Linked_hash_map::begin</a></div><div class="ttdeci">Const_iterator begin() const</div><div class="ttdoc">Synonym of cbegin().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00986">linked_hash_map.hpp:986</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_aed5a7d1d203dd1283176127e302b85e7"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#aed5a7d1d203dd1283176127e302b85e7">flow::util::Linked_hash_map::crbegin</a></div><div class="ttdeci">Const_reverse_iterator crbegin() const</div><div class="ttdoc">Synonym of const_oldest().</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01049">linked_hash_map.hpp:1049</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_af04001f6ec7789a5715cc9a135db876a"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#af04001f6ec7789a5715cc9a135db876a">flow::util::Linked_hash_map::const_back</a></div><div class="ttdeci">Value const &amp; const_back() const</div><div class="ttdoc">Returns reference to immutable back (&quot;oldest&quot;) element in the structure; formally equivalent to *(--t...</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00861">linked_hash_map.hpp:861</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_af0885cc03a4dffbaffe810b6cd8e28f6"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#af0885cc03a4dffbaffe810b6cd8e28f6">flow::util::Linked_hash_map::value_type</a></div><div class="ttdeci">Value value_type</div><div class="ttdoc">For container compliance (hence the irregular capitalization): Key/Mapped pair type.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00115">linked_hash_map.hpp:115</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_af098ce2f97e346ffb798fdef20157b07"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#af098ce2f97e346ffb798fdef20157b07">flow::util::Linked_hash_map::oldest</a></div><div class="ttdeci">Reverse_iterator oldest()</div><div class="ttdoc">Returns first, a/k/a &quot;oldest,&quot; element's reverse iterator.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01014">linked_hash_map.hpp:1014</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_af0fed31c62ca52236abca34cef88441c"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#af0fed31c62ca52236abca34cef88441c">flow::util::Linked_hash_map::erase</a></div><div class="ttdeci">Iterator erase(Const_iterator const &amp;it_newest, Const_iterator const &amp;it_past_oldest)</div><div class="ttdoc">Erases all elements in the range [it_newest, it_past_oldest).</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00897">linked_hash_map.hpp:897</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_af8b3b1128da79536a4c86e9feadb0c66"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#af8b3b1128da79536a4c86e9feadb0c66">flow::util::Linked_hash_map::Value</a></div><div class="ttdeci">std::pair&lt; Key const, Mapped &gt; Value</div><div class="ttdoc">Short-hand for key/mapped-value pairs stored in the structure.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l00081">linked_hash_map.hpp:81</a></div></div>
<div class="ttc" id="aclassflow_1_1util_1_1Linked__hash__map_html_afbc92da73e1670a14bfa780cd6641134"><div class="ttname"><a href="classflow_1_1util_1_1Linked__hash__map.html#afbc92da73e1670a14bfa780cd6641134">flow::util::Linked_hash_map::empty</a></div><div class="ttdeci">bool empty() const</div><div class="ttdoc">Returns true if and only if container is empty.</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01076">linked_hash_map.hpp:1076</a></div></div>
<div class="ttc" id="anamespaceflow_1_1util_html"><div class="ttname"><a href="namespaceflow_1_1util.html">flow::util</a></div><div class="ttdoc">Flow module containing miscellaneous general-use facilities that don't fit into any other Flow module...</div><div class="ttdef"><b>Definition:</b> <a href="basic__blob_8hpp_source.html#l00028">basic_blob.hpp:29</a></div></div>
<div class="ttc" id="anamespaceflow_1_1util_html_a71eaa4ab6a2673ed34fa8989c47a7bc0"><div class="ttname"><a href="namespaceflow_1_1util.html#a71eaa4ab6a2673ed34fa8989c47a7bc0">flow::util::swap</a></div><div class="ttdeci">void swap(Basic_blob&lt; Allocator, S_SHARING_ALLOWED &gt; &amp;blob1, Basic_blob&lt; Allocator, S_SHARING_ALLOWED &gt; &amp;blob2, log::Logger *logger_ptr)</div><div class="ttdoc">Equivalent to blob1.swap(blob2).</div><div class="ttdef"><b>Definition:</b> <a href="basic__blob_8hpp_source.html#l01666">basic_blob.hpp:1666</a></div></div>
<div class="ttc" id="anamespaceflow_1_1util_html_a9bec37057b3abab90a9732d293116e5b"><div class="ttname"><a href="namespaceflow_1_1util.html#a9bec37057b3abab90a9732d293116e5b">flow::util::swap</a></div><div class="ttdeci">void swap(Linked_hash_map&lt; Key, Mapped, Hash, Pred &gt; &amp;val1, Linked_hash_map&lt; Key, Mapped, Hash, Pred &gt; &amp;val2)</div><div class="ttdoc">Equivalent to val1.swap(val2).</div><div class="ttdef"><b>Definition:</b> <a href="linked__hash__map_8hpp_source.html#l01089">linked_hash_map.hpp:1089</a></div></div>
<div class="ttc" id="autil__fwd_8hpp_html"><div class="ttname"><a href="util__fwd_8hpp.html">util_fwd.hpp</a></div></div>
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